1257872280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 256

約数和(自身を含む): 4454645760

約数和(自身を除く): 3196773480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 151, 168, 188, 210, 211, 235, 280, 282, 302, 329, 376, 420, 422, 453, 470, 564, 604, 633, 658, 705, 755, 840, 844, 906, 940, 987, 1055, 1057, 1128, 1208, 1266, 1316, 1410, 1477, 1510, 1645, 1688, 1812, 1880, 1974, 2110, 2114, 2265, 2532, 2632, 2820, 2954, 3020, 3165, 3171, 3290, 3624, 3948, 4220, 4228, 4431, 4530, 4935, 5064, 5285, 5640, 5908, 6040, 6330, 6342, 6580, 7097, 7385, 7896, 8440, 8456, 8862, 9060, 9870, 9917, 10570, 11816, 12660, 12684, 13160, 14194, 14770, 15855, 17724, 18120, 19740, 19834, 21140, 21291, 22155, 25320, 25368, 28388, 29540, 29751, 31710, 31861, 35448, 35485, 39480, 39668, 42280, 42582, 44310, 49585, 49679, 56776, 59080, 59502, 63420, 63722, 69419, 70970, 79336, 85164, 88620, 95583, 99170, 99358, 106455, 119004, 126840, 127444, 138838, 141940, 148755, 149037, 159305, 170328, 177240, 191166, 198340, 198716, 208257, 212910, 223027, 238008, 248395, 254888, 277676, 283880, 297510, 298074, 318610, 347095, 382332, 396680, 397432, 416514, 425820, 446054, 477915, 496790, 555352, 595020, 596148, 637220, 669081, 694190, 745185, 764664, 833028, 851640, 892108, 955830, 993580, 1041285, 1115135, 1190040, 1192296, 1274440, 1338162, 1388380, 1490370, 1497467, 1666056, 1784216, 1911660, 1987160, 2082570, 2230270, 2676324, 2776760, 2980740, 2994934, 3345405, 3823320, 4165140, 4460540, 4492401, 5352648, 5961480, 5989868, 6690810, 7487335, 8330280, 8921080, 8984802, 10482269, 11979736, 13381620, 14974670, 17969604, 20964538, 22462005, 26763240, 29949340, 31446807, 35939208, 41929076, 44924010, 52411345, 59898680, 62893614, 83858152, 89848020, 104822690, 125787228, 157234035, 179696040, 209645380, 251574456, 314468070, 419290760, 628936140, 1257872280]

約数ペア:

[(1, 1257872280), (2, 628936140), (3, 419290760), (4, 314468070), (5, 251574456), (6, 209645380), (7, 179696040), (8, 157234035), (10, 125787228), (12, 104822690), (14, 89848020), (15, 83858152), (20, 62893614), (21, 59898680), (24, 52411345), (28, 44924010), (30, 41929076), (35, 35939208), (40, 31446807), (42, 29949340), (47, 26763240), (56, 22462005), (60, 20964538), (70, 17969604), (84, 14974670), (94, 13381620), (105, 11979736), (120, 10482269), (140, 8984802), (141, 8921080), (151, 8330280), (168, 7487335), (188, 6690810), (210, 5989868), (211, 5961480), (235, 5352648), (280, 4492401), (282, 4460540), (302, 4165140), (329, 3823320), (376, 3345405), (420, 2994934), (422, 2980740), (453, 2776760), (470, 2676324), (564, 2230270), (604, 2082570), (633, 1987160), (658, 1911660), (705, 1784216), (755, 1666056), (840, 1497467), (844, 1490370), (906, 1388380), (940, 1338162), (987, 1274440), (1055, 1192296), (1057, 1190040), (1128, 1115135), (1208, 1041285), (1266, 993580), (1316, 955830), (1410, 892108), (1477, 851640), (1510, 833028), (1645, 764664), (1688, 745185), (1812, 694190), (1880, 669081), (1974, 637220), (2110, 596148), (2114, 595020), (2265, 555352), (2532, 496790), (2632, 477915), (2820, 446054), (2954, 425820), (3020, 416514), (3165, 397432), (3171, 396680), (3290, 382332), (3624, 347095), (3948, 318610), (4220, 298074), (4228, 297510), (4431, 283880), (4530, 277676), (4935, 254888), (5064, 248395), (5285, 238008), (5640, 223027), (5908, 212910), (6040, 208257), (6330, 198716), (6342, 198340), (6580, 191166), (7097, 177240), (7385, 170328), (7896, 159305), (8440, 149037), (8456, 148755), (8862, 141940), (9060, 138838), (9870, 127444), (9917, 126840), (10570, 119004), (11816, 106455), (12660, 99358), (12684, 99170), (13160, 95583), (14194, 88620), (14770, 85164), (15855, 79336), (17724, 70970), (18120, 69419), (19740, 63722), (19834, 63420), (21140, 59502), (21291, 59080), (22155, 56776), (25320, 49679), (25368, 49585), (28388, 44310), (29540, 42582), (29751, 42280), (31710, 39668), (31861, 39480), (35448, 35485)]