278150880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4357}}^1$

素因数の和:4401

約数の個数: 192

約数和(自身を含む): 1054287360

約数和(自身を除く): 776136480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 210, 224, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 1064, 1120, 1140, 1330, 1520, 1596, 1680, 1824, 1995, 2128, 2280, 2660, 3040, 3192, 3360, 3990, 4256, 4357, 4560, 5320, 6384, 7980, 8714, 9120, 10640, 12768, 13071, 15960, 17428, 21280, 21785, 26142, 30499, 31920, 34856, 43570, 52284, 60998, 63840, 65355, 69712, 82783, 87140, 91497, 104568, 121996, 130710, 139424, 152495, 165566, 174280, 182994, 209136, 243992, 248349, 261420, 304990, 331132, 348560, 365988, 413915, 418272, 457485, 487984, 496698, 522840, 579481, 609980, 662264, 697120, 731976, 827830, 914970, 975968, 993396, 1045680, 1158962, 1219960, 1241745, 1324528, 1463952, 1655660, 1738443, 1829940, 1986792, 2091360, 2317924, 2439920, 2483490, 2649056, 2897405, 2927904, 3311320, 3476886, 3659880, 3973584, 4635848, 4879840, 4966980, 5794810, 6622640, 6953772, 7319760, 7947168, 8692215, 9271696, 9933960, 11589620, 13245280, 13907544, 14639520, 17384430, 18543392, 19867920, 23179240, 27815088, 34768860, 39735840, 46358480, 55630176, 69537720, 92716960, 139075440, 278150880]

約数ペア:

[(1, 278150880), (2, 139075440), (3, 92716960), (4, 69537720), (5, 55630176), (6, 46358480), (7, 39735840), (8, 34768860), (10, 27815088), (12, 23179240), (14, 19867920), (15, 18543392), (16, 17384430), (19, 14639520), (20, 13907544), (21, 13245280), (24, 11589620), (28, 9933960), (30, 9271696), (32, 8692215), (35, 7947168), (38, 7319760), (40, 6953772), (42, 6622640), (48, 5794810), (56, 4966980), (57, 4879840), (60, 4635848), (70, 3973584), (76, 3659880), (80, 3476886), (84, 3311320), (95, 2927904), (96, 2897405), (105, 2649056), (112, 2483490), (114, 2439920), (120, 2317924), (133, 2091360), (140, 1986792), (152, 1829940), (160, 1738443), (168, 1655660), (190, 1463952), (210, 1324528), (224, 1241745), (228, 1219960), (240, 1158962), (266, 1045680), (280, 993396), (285, 975968), (304, 914970), (336, 827830), (380, 731976), (399, 697120), (420, 662264), (456, 609980), (480, 579481), (532, 522840), (560, 496698), (570, 487984), (608, 457485), (665, 418272), (672, 413915), (760, 365988), (798, 348560), (840, 331132), (912, 304990), (1064, 261420), (1120, 248349), (1140, 243992), (1330, 209136), (1520, 182994), (1596, 174280), (1680, 165566), (1824, 152495), (1995, 139424), (2128, 130710), (2280, 121996), (2660, 104568), (3040, 91497), (3192, 87140), (3360, 82783), (3990, 69712), (4256, 65355), (4357, 63840), (4560, 60998), (5320, 52284), (6384, 43570), (7980, 34856), (8714, 31920), (9120, 30499), (10640, 26142), (12768, 21785), (13071, 21280), (15960, 17428)]