256287240

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:104

約数の個数: 448

約数和(自身を含む): 1019900160

約数和(自身を除く): 763612920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 17, 18, 20, 22, 24, 27, 30, 33, 34, 36, 40, 44, 45, 47, 51, 54, 55, 60, 66, 68, 72, 81, 85, 88, 90, 94, 99, 102, 108, 110, 120, 132, 135, 136, 141, 153, 162, 165, 170, 180, 187, 188, 198, 204, 216, 220, 235, 243, 255, 264, 270, 282, 297, 306, 324, 330, 340, 360, 374, 376, 396, 405, 408, 423, 440, 459, 470, 486, 495, 510, 517, 540, 561, 564, 594, 612, 648, 660, 680, 705, 729, 748, 765, 792, 799, 810, 846, 891, 918, 935, 940, 972, 990, 1020, 1034, 1080, 1122, 1128, 1188, 1215, 1224, 1269, 1320, 1377, 1410, 1458, 1485, 1496, 1530, 1551, 1598, 1620, 1683, 1692, 1782, 1836, 1870, 1880, 1944, 1980, 2040, 2068, 2115, 2244, 2295, 2376, 2397, 2430, 2538, 2585, 2673, 2754, 2805, 2820, 2916, 2970, 3060, 3102, 3196, 3240, 3366, 3384, 3564, 3645, 3672, 3740, 3807, 3960, 3995, 4131, 4136, 4230, 4455, 4488, 4590, 4653, 4794, 4860, 5049, 5076, 5170, 5346, 5508, 5610, 5640, 5832, 5940, 6120, 6204, 6345, 6392, 6732, 6885, 7128, 7191, 7290, 7480, 7614, 7755, 7990, 8019, 8262, 8415, 8460, 8789, 8910, 9180, 9306, 9588, 9720, 10098, 10152, 10340, 10692, 11016, 11220, 11421, 11880, 11985, 12393, 12408, 12690, 13365, 13464, 13770, 13959, 14382, 14580, 15147, 15228, 15510, 15980, 16038, 16524, 16830, 16920, 17578, 17820, 18360, 18612, 19035, 19176, 20196, 20655, 20680, 21384, 21573, 22440, 22842, 23265, 23970, 24786, 25245, 25380, 26367, 26730, 27540, 27918, 28764, 29160, 30294, 30456, 31020, 31960, 32076, 33048, 33660, 34263, 35156, 35640, 35955, 37224, 38070, 40095, 40392, 41310, 41877, 43146, 43945, 45441, 45684, 46530, 47940, 49572, 50490, 50760, 52734, 53460, 55080, 55836, 57105, 57528, 60588, 61965, 62040, 64152, 64719, 67320, 68526, 69795, 70312, 71910, 75735, 76140, 79101, 80190, 82620, 83754, 86292, 87890, 90882, 91368, 93060, 95880, 99144, 100980, 105468, 106920, 107865, 111672, 114210, 121176, 123930, 125631, 129438, 131835, 136323, 137052, 139590, 143820, 151470, 152280, 158202, 160380, 165240, 167508, 171315, 172584, 175780, 181764, 186120, 194157, 201960, 209385, 210936, 215730, 227205, 228420, 237303, 247860, 251262, 258876, 263670, 272646, 274104, 279180, 287640, 302940, 316404, 320760, 323595, 335016, 342630, 351560, 363528, 376893, 388314, 395505, 418770, 431460, 454410, 456840, 474606, 495720, 502524, 517752, 527340, 545292, 558360, 582471, 605880, 628155, 632808, 647190, 681615, 685260, 711909, 753786, 776628, 791010, 837540, 862920, 908820, 949212, 970785, 1005048, 1054680, 1090584, 1164942, 1186515, 1256310, 1294380, 1363230, 1370520, 1423818, 1507572, 1553256, 1582020, 1675080, 1817640, 1884465, 1898424, 1941570, 2135727, 2329884, 2373030, 2512620, 2588760, 2726460, 2847636, 2912355, 3015144, 3164040, 3559545, 3768930, 3883140, 4271454, 4659768, 4746060, 5025240, 5452920, 5695272, 5824710, 6407181, 7119090, 7537860, 7766280, 8542908, 9492120, 10678635, 11649420, 12814362, 14238180, 15075720, 17085816, 21357270, 23298840, 25628724, 28476360, 32035905, 42714540, 51257448, 64071810, 85429080, 128143620, 256287240]

約数ペア:

[(1, 256287240), (2, 128143620), (3, 85429080), (4, 64071810), (5, 51257448), (6, 42714540), (8, 32035905), (9, 28476360), (10, 25628724), (11, 23298840), (12, 21357270), (15, 17085816), (17, 15075720), (18, 14238180), (20, 12814362), (22, 11649420), (24, 10678635), (27, 9492120), (30, 8542908), (33, 7766280), (34, 7537860), (36, 7119090), (40, 6407181), (44, 5824710), (45, 5695272), (47, 5452920), (51, 5025240), (54, 4746060), (55, 4659768), (60, 4271454), (66, 3883140), (68, 3768930), (72, 3559545), (81, 3164040), (85, 3015144), (88, 2912355), (90, 2847636), (94, 2726460), (99, 2588760), (102, 2512620), (108, 2373030), (110, 2329884), (120, 2135727), (132, 1941570), (135, 1898424), (136, 1884465), (141, 1817640), (153, 1675080), (162, 1582020), (165, 1553256), (170, 1507572), (180, 1423818), (187, 1370520), (188, 1363230), (198, 1294380), (204, 1256310), (216, 1186515), (220, 1164942), (235, 1090584), (243, 1054680), (255, 1005048), (264, 970785), (270, 949212), (282, 908820), (297, 862920), (306, 837540), (324, 791010), (330, 776628), (340, 753786), (360, 711909), (374, 685260), (376, 681615), (396, 647190), (405, 632808), (408, 628155), (423, 605880), (440, 582471), (459, 558360), (470, 545292), (486, 527340), (495, 517752), (510, 502524), (517, 495720), (540, 474606), (561, 456840), (564, 454410), (594, 431460), (612, 418770), (648, 395505), (660, 388314), (680, 376893), (705, 363528), (729, 351560), (748, 342630), (765, 335016), (792, 323595), (799, 320760), (810, 316404), (846, 302940), (891, 287640), (918, 279180), (935, 274104), (940, 272646), (972, 263670), (990, 258876), (1020, 251262), (1034, 247860), (1080, 237303), (1122, 228420), (1128, 227205), (1188, 215730), (1215, 210936), (1224, 209385), (1269, 201960), (1320, 194157), (1377, 186120), (1410, 181764), (1458, 175780), (1485, 172584), (1496, 171315), (1530, 167508), (1551, 165240), (1598, 160380), (1620, 158202), (1683, 152280), (1692, 151470), (1782, 143820), (1836, 139590), (1870, 137052), (1880, 136323), (1944, 131835), (1980, 129438), (2040, 125631), (2068, 123930), (2115, 121176), (2244, 114210), (2295, 111672), (2376, 107865), (2397, 106920), (2430, 105468), (2538, 100980), (2585, 99144), (2673, 95880), (2754, 93060), (2805, 91368), (2820, 90882), (2916, 87890), (2970, 86292), (3060, 83754), (3102, 82620), (3196, 80190), (3240, 79101), (3366, 76140), (3384, 75735), (3564, 71910), (3645, 70312), (3672, 69795), (3740, 68526), (3807, 67320), (3960, 64719), (3995, 64152), (4131, 62040), (4136, 61965), (4230, 60588), (4455, 57528), (4488, 57105), (4590, 55836), (4653, 55080), (4794, 53460), (4860, 52734), (5049, 50760), (5076, 50490), (5170, 49572), (5346, 47940), (5508, 46530), (5610, 45684), (5640, 45441), (5832, 43945), (5940, 43146), (6120, 41877), (6204, 41310), (6345, 40392), (6392, 40095), (6732, 38070), (6885, 37224), (7128, 35955), (7191, 35640), (7290, 35156), (7480, 34263), (7614, 33660), (7755, 33048), (7990, 32076), (8019, 31960), (8262, 31020), (8415, 30456), (8460, 30294), (8789, 29160), (8910, 28764), (9180, 27918), (9306, 27540), (9588, 26730), (9720, 26367), (10098, 25380), (10152, 25245), (10340, 24786), (10692, 23970), (11016, 23265), (11220, 22842), (11421, 22440), (11880, 21573), (11985, 21384), (12393, 20680), (12408, 20655), (12690, 20196), (13365, 19176), (13464, 19035), (13770, 18612), (13959, 18360), (14382, 17820), (14580, 17578), (15147, 16920), (15228, 16830), (15510, 16524), (15980, 16038)]