445459840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5849}}^1$

素因数の和:5892

約数の個数: 128

約数和(自身を含む): 1288872000

約数和(自身を除く): 843412160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1360, 1904, 2176, 2240, 2380, 2720, 3808, 4480, 4760, 5440, 5849, 7616, 9520, 10880, 11698, 15232, 19040, 23396, 29245, 38080, 40943, 46792, 58490, 76160, 81886, 93584, 99433, 116980, 163772, 187168, 198866, 204715, 233960, 327544, 374336, 397732, 409430, 467920, 497165, 655088, 696031, 748672, 795464, 818860, 935840, 994330, 1310176, 1392062, 1590928, 1637720, 1871680, 1988660, 2620352, 2784124, 3181856, 3275440, 3480155, 3743360, 3977320, 5240704, 5568248, 6363712, 6550880, 6960310, 7954640, 11136496, 12727424, 13101760, 13920620, 15909280, 22272992, 26203520, 27841240, 31818560, 44545984, 55682480, 63637120, 89091968, 111364960, 222729920, 445459840]

約数ペア:

[(1, 445459840), (2, 222729920), (4, 111364960), (5, 89091968), (7, 63637120), (8, 55682480), (10, 44545984), (14, 31818560), (16, 27841240), (17, 26203520), (20, 22272992), (28, 15909280), (32, 13920620), (34, 13101760), (35, 12727424), (40, 11136496), (56, 7954640), (64, 6960310), (68, 6550880), (70, 6363712), (80, 5568248), (85, 5240704), (112, 3977320), (119, 3743360), (128, 3480155), (136, 3275440), (140, 3181856), (160, 2784124), (170, 2620352), (224, 1988660), (238, 1871680), (272, 1637720), (280, 1590928), (320, 1392062), (340, 1310176), (448, 994330), (476, 935840), (544, 818860), (560, 795464), (595, 748672), (640, 696031), (680, 655088), (896, 497165), (952, 467920), (1088, 409430), (1120, 397732), (1190, 374336), (1360, 327544), (1904, 233960), (2176, 204715), (2240, 198866), (2380, 187168), (2720, 163772), (3808, 116980), (4480, 99433), (4760, 93584), (5440, 81886), (5849, 76160), (7616, 58490), (9520, 46792), (10880, 40943), (11698, 38080), (15232, 29245), (19040, 23396)]