207869880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 256

約数和(自身を含む): 721612800

約数和(自身を除く): 513742920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 31, 34, 38, 40, 51, 57, 60, 62, 68, 76, 85, 93, 95, 102, 114, 120, 124, 136, 152, 155, 170, 173, 186, 190, 204, 228, 248, 255, 285, 310, 323, 340, 346, 372, 380, 408, 456, 465, 510, 519, 527, 570, 589, 620, 646, 680, 692, 744, 760, 865, 930, 969, 1020, 1038, 1054, 1140, 1178, 1240, 1292, 1384, 1581, 1615, 1730, 1767, 1860, 1938, 2040, 2076, 2108, 2280, 2356, 2584, 2595, 2635, 2941, 2945, 3162, 3230, 3287, 3460, 3534, 3720, 3876, 4152, 4216, 4712, 4845, 5190, 5270, 5363, 5882, 5890, 6324, 6460, 6574, 6920, 7068, 7752, 7905, 8823, 8835, 9690, 9861, 10013, 10380, 10540, 10726, 11764, 11780, 12648, 12920, 13148, 14136, 14705, 15810, 16089, 16435, 17646, 17670, 19380, 19722, 20026, 20760, 21080, 21452, 23528, 23560, 26296, 26815, 29410, 30039, 31620, 32178, 32870, 35292, 35340, 38760, 39444, 40052, 42904, 44115, 49305, 50065, 53630, 55879, 58820, 60078, 63240, 64356, 65740, 70584, 70680, 78888, 80104, 80445, 88230, 91171, 98610, 100130, 101897, 107260, 111758, 117640, 120156, 128712, 131480, 150195, 160890, 167637, 176460, 182342, 197220, 200260, 203794, 214520, 223516, 240312, 273513, 279395, 300390, 305691, 321780, 335274, 352920, 364684, 394440, 400520, 407588, 447032, 455855, 509485, 547026, 558790, 600780, 611382, 643560, 670548, 729368, 815176, 838185, 911710, 1018970, 1094052, 1117580, 1201560, 1222764, 1341096, 1367565, 1528455, 1676370, 1732249, 1823420, 2037940, 2188104, 2235160, 2445528, 2735130, 3056910, 3352740, 3464498, 3646840, 4075880, 5196747, 5470260, 6113820, 6705480, 6928996, 8661245, 10393494, 10940520, 12227640, 13857992, 17322490, 20786988, 25983735, 34644980, 41573976, 51967470, 69289960, 103934940, 207869880]

約数ペア:

[(1, 207869880), (2, 103934940), (3, 69289960), (4, 51967470), (5, 41573976), (6, 34644980), (8, 25983735), (10, 20786988), (12, 17322490), (15, 13857992), (17, 12227640), (19, 10940520), (20, 10393494), (24, 8661245), (30, 6928996), (31, 6705480), (34, 6113820), (38, 5470260), (40, 5196747), (51, 4075880), (57, 3646840), (60, 3464498), (62, 3352740), (68, 3056910), (76, 2735130), (85, 2445528), (93, 2235160), (95, 2188104), (102, 2037940), (114, 1823420), (120, 1732249), (124, 1676370), (136, 1528455), (152, 1367565), (155, 1341096), (170, 1222764), (173, 1201560), (186, 1117580), (190, 1094052), (204, 1018970), (228, 911710), (248, 838185), (255, 815176), (285, 729368), (310, 670548), (323, 643560), (340, 611382), (346, 600780), (372, 558790), (380, 547026), (408, 509485), (456, 455855), (465, 447032), (510, 407588), (519, 400520), (527, 394440), (570, 364684), (589, 352920), (620, 335274), (646, 321780), (680, 305691), (692, 300390), (744, 279395), (760, 273513), (865, 240312), (930, 223516), (969, 214520), (1020, 203794), (1038, 200260), (1054, 197220), (1140, 182342), (1178, 176460), (1240, 167637), (1292, 160890), (1384, 150195), (1581, 131480), (1615, 128712), (1730, 120156), (1767, 117640), (1860, 111758), (1938, 107260), (2040, 101897), (2076, 100130), (2108, 98610), (2280, 91171), (2356, 88230), (2584, 80445), (2595, 80104), (2635, 78888), (2941, 70680), (2945, 70584), (3162, 65740), (3230, 64356), (3287, 63240), (3460, 60078), (3534, 58820), (3720, 55879), (3876, 53630), (4152, 50065), (4216, 49305), (4712, 44115), (4845, 42904), (5190, 40052), (5270, 39444), (5363, 38760), (5882, 35340), (5890, 35292), (6324, 32870), (6460, 32178), (6574, 31620), (6920, 30039), (7068, 29410), (7752, 26815), (7905, 26296), (8823, 23560), (8835, 23528), (9690, 21452), (9861, 21080), (10013, 20760), (10380, 20026), (10540, 19722), (10726, 19380), (11764, 17670), (11780, 17646), (12648, 16435), (12920, 16089), (13148, 15810), (14136, 14705)]