255678120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 320

約数和(自身を含む): 928350720

約数和(自身を除く): 672672600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 47, 54, 60, 69, 72, 73, 81, 90, 92, 94, 108, 115, 120, 135, 138, 141, 146, 162, 180, 184, 188, 207, 216, 219, 230, 235, 270, 276, 282, 292, 324, 345, 360, 365, 376, 405, 414, 423, 438, 460, 470, 540, 552, 564, 584, 621, 648, 657, 690, 705, 730, 810, 828, 846, 876, 920, 940, 1035, 1080, 1081, 1095, 1128, 1242, 1269, 1314, 1380, 1410, 1460, 1620, 1656, 1679, 1692, 1752, 1863, 1880, 1971, 2070, 2115, 2162, 2190, 2484, 2538, 2628, 2760, 2820, 2920, 3105, 3240, 3243, 3285, 3358, 3384, 3431, 3726, 3807, 3942, 4140, 4230, 4324, 4380, 4968, 5037, 5076, 5256, 5405, 5640, 5913, 6210, 6345, 6486, 6570, 6716, 6862, 7452, 7614, 7884, 8280, 8395, 8460, 8648, 8760, 9315, 9729, 9855, 10074, 10152, 10293, 10810, 11826, 12420, 12690, 12972, 13140, 13432, 13724, 14904, 15111, 15228, 15768, 16215, 16790, 16920, 17155, 18630, 19035, 19458, 19710, 20148, 20586, 21620, 23652, 24840, 25185, 25380, 25944, 26280, 27448, 29187, 29565, 30222, 30456, 30879, 32430, 33580, 34310, 37260, 38070, 38916, 39420, 40296, 41172, 43240, 45333, 47304, 48645, 50370, 50760, 51465, 58374, 59130, 60444, 61758, 64860, 67160, 68620, 74520, 75555, 76140, 77832, 78840, 78913, 82344, 87561, 90666, 92637, 97290, 100740, 102930, 116748, 118260, 120888, 123516, 129720, 135999, 137240, 145935, 151110, 152280, 154395, 157826, 175122, 181332, 185274, 194580, 201480, 205860, 226665, 233496, 236520, 236739, 247032, 271998, 277911, 291870, 302220, 308790, 315652, 350244, 362664, 370548, 389160, 394565, 411720, 437805, 453330, 463185, 473478, 543996, 555822, 583740, 604440, 617580, 631304, 679995, 700488, 710217, 741096, 789130, 875610, 906660, 926370, 946956, 1087992, 1111644, 1167480, 1183695, 1235160, 1359990, 1389555, 1420434, 1578260, 1751220, 1813320, 1852740, 1893912, 2130651, 2223288, 2367390, 2719980, 2779110, 2840868, 3156520, 3502440, 3551085, 3705480, 4261302, 4734780, 5439960, 5558220, 5681736, 6391953, 7102170, 8522604, 9469560, 10653255, 11116440, 12783906, 14204340, 17045208, 21306510, 25567812, 28408680, 31959765, 42613020, 51135624, 63919530, 85226040, 127839060, 255678120]

約数ペア:

[(1, 255678120), (2, 127839060), (3, 85226040), (4, 63919530), (5, 51135624), (6, 42613020), (8, 31959765), (9, 28408680), (10, 25567812), (12, 21306510), (15, 17045208), (18, 14204340), (20, 12783906), (23, 11116440), (24, 10653255), (27, 9469560), (30, 8522604), (36, 7102170), (40, 6391953), (45, 5681736), (46, 5558220), (47, 5439960), (54, 4734780), (60, 4261302), (69, 3705480), (72, 3551085), (73, 3502440), (81, 3156520), (90, 2840868), (92, 2779110), (94, 2719980), (108, 2367390), (115, 2223288), (120, 2130651), (135, 1893912), (138, 1852740), (141, 1813320), (146, 1751220), (162, 1578260), (180, 1420434), (184, 1389555), (188, 1359990), (207, 1235160), (216, 1183695), (219, 1167480), (230, 1111644), (235, 1087992), (270, 946956), (276, 926370), (282, 906660), (292, 875610), (324, 789130), (345, 741096), (360, 710217), (365, 700488), (376, 679995), (405, 631304), (414, 617580), (423, 604440), (438, 583740), (460, 555822), (470, 543996), (540, 473478), (552, 463185), (564, 453330), (584, 437805), (621, 411720), (648, 394565), (657, 389160), (690, 370548), (705, 362664), (730, 350244), (810, 315652), (828, 308790), (846, 302220), (876, 291870), (920, 277911), (940, 271998), (1035, 247032), (1080, 236739), (1081, 236520), (1095, 233496), (1128, 226665), (1242, 205860), (1269, 201480), (1314, 194580), (1380, 185274), (1410, 181332), (1460, 175122), (1620, 157826), (1656, 154395), (1679, 152280), (1692, 151110), (1752, 145935), (1863, 137240), (1880, 135999), (1971, 129720), (2070, 123516), (2115, 120888), (2162, 118260), (2190, 116748), (2484, 102930), (2538, 100740), (2628, 97290), (2760, 92637), (2820, 90666), (2920, 87561), (3105, 82344), (3240, 78913), (3243, 78840), (3285, 77832), (3358, 76140), (3384, 75555), (3431, 74520), (3726, 68620), (3807, 67160), (3942, 64860), (4140, 61758), (4230, 60444), (4324, 59130), (4380, 58374), (4968, 51465), (5037, 50760), (5076, 50370), (5256, 48645), (5405, 47304), (5640, 45333), (5913, 43240), (6210, 41172), (6345, 40296), (6486, 39420), (6570, 38916), (6716, 38070), (6862, 37260), (7452, 34310), (7614, 33580), (7884, 32430), (8280, 30879), (8395, 30456), (8460, 30222), (8648, 29565), (8760, 29187), (9315, 27448), (9729, 26280), (9855, 25944), (10074, 25380), (10152, 25185), (10293, 24840), (10810, 23652), (11826, 21620), (12420, 20586), (12690, 20148), (12972, 19710), (13140, 19458), (13432, 19035), (13724, 18630), (14904, 17155), (15111, 16920), (15228, 16790), (15768, 16215)]