280031640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:282

約数の個数: 256

約数和(自身を含む): 1010257920

約数和(自身を除く): 730226280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 47, 56, 60, 70, 82, 84, 94, 105, 120, 123, 140, 141, 164, 168, 173, 188, 205, 210, 235, 246, 280, 282, 287, 328, 329, 346, 376, 410, 420, 470, 492, 519, 564, 574, 615, 658, 692, 705, 820, 840, 861, 865, 940, 984, 987, 1038, 1128, 1148, 1211, 1230, 1316, 1384, 1410, 1435, 1640, 1645, 1722, 1730, 1880, 1927, 1974, 2076, 2296, 2422, 2460, 2595, 2632, 2820, 2870, 3290, 3444, 3460, 3633, 3854, 3948, 4152, 4305, 4844, 4920, 4935, 5190, 5640, 5740, 5781, 6055, 6580, 6888, 6920, 7093, 7266, 7708, 7896, 8131, 8610, 9635, 9688, 9870, 10380, 11480, 11562, 12110, 13160, 13489, 14186, 14532, 15416, 16262, 17220, 18165, 19270, 19740, 20760, 21279, 23124, 24220, 24393, 26978, 28372, 28905, 29064, 32524, 34440, 35465, 36330, 38540, 39480, 40467, 40655, 42558, 46248, 48440, 48786, 49651, 53956, 56744, 56917, 57810, 65048, 67445, 70930, 72660, 77080, 80934, 81310, 85116, 97572, 99302, 106395, 107912, 113834, 115620, 121965, 134890, 141860, 145320, 148953, 161868, 162620, 170232, 170751, 195144, 198604, 202335, 212790, 227668, 231240, 243930, 248255, 269780, 283720, 284585, 297906, 323736, 325240, 333371, 341502, 397208, 404670, 425580, 455336, 487860, 496510, 539560, 569170, 595812, 666742, 683004, 744765, 809340, 851160, 853755, 975720, 993020, 1000113, 1138340, 1191624, 1333484, 1366008, 1489530, 1618680, 1666855, 1707510, 1986040, 2000226, 2276680, 2333597, 2666968, 2979060, 3333710, 3415020, 4000452, 4667194, 5000565, 5958120, 6667420, 6830040, 7000791, 8000904, 9334388, 10001130, 11667985, 13334840, 14001582, 18668776, 20002260, 23335970, 28003164, 35003955, 40004520, 46671940, 56006328, 70007910, 93343880, 140015820, 280031640]

約数ペア:

[(1, 280031640), (2, 140015820), (3, 93343880), (4, 70007910), (5, 56006328), (6, 46671940), (7, 40004520), (8, 35003955), (10, 28003164), (12, 23335970), (14, 20002260), (15, 18668776), (20, 14001582), (21, 13334840), (24, 11667985), (28, 10001130), (30, 9334388), (35, 8000904), (40, 7000791), (41, 6830040), (42, 6667420), (47, 5958120), (56, 5000565), (60, 4667194), (70, 4000452), (82, 3415020), (84, 3333710), (94, 2979060), (105, 2666968), (120, 2333597), (123, 2276680), (140, 2000226), (141, 1986040), (164, 1707510), (168, 1666855), (173, 1618680), (188, 1489530), (205, 1366008), (210, 1333484), (235, 1191624), (246, 1138340), (280, 1000113), (282, 993020), (287, 975720), (328, 853755), (329, 851160), (346, 809340), (376, 744765), (410, 683004), (420, 666742), (470, 595812), (492, 569170), (519, 539560), (564, 496510), (574, 487860), (615, 455336), (658, 425580), (692, 404670), (705, 397208), (820, 341502), (840, 333371), (861, 325240), (865, 323736), (940, 297906), (984, 284585), (987, 283720), (1038, 269780), (1128, 248255), (1148, 243930), (1211, 231240), (1230, 227668), (1316, 212790), (1384, 202335), (1410, 198604), (1435, 195144), (1640, 170751), (1645, 170232), (1722, 162620), (1730, 161868), (1880, 148953), (1927, 145320), (1974, 141860), (2076, 134890), (2296, 121965), (2422, 115620), (2460, 113834), (2595, 107912), (2632, 106395), (2820, 99302), (2870, 97572), (3290, 85116), (3444, 81310), (3460, 80934), (3633, 77080), (3854, 72660), (3948, 70930), (4152, 67445), (4305, 65048), (4844, 57810), (4920, 56917), (4935, 56744), (5190, 53956), (5640, 49651), (5740, 48786), (5781, 48440), (6055, 46248), (6580, 42558), (6888, 40655), (6920, 40467), (7093, 39480), (7266, 38540), (7708, 36330), (7896, 35465), (8131, 34440), (8610, 32524), (9635, 29064), (9688, 28905), (9870, 28372), (10380, 26978), (11480, 24393), (11562, 24220), (12110, 23124), (13160, 21279), (13489, 20760), (14186, 19740), (14532, 19270), (15416, 18165), (16262, 17220)]