201031880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:403

約数の個数: 128

約数和(自身を含む): 539827200

約数和(自身を除く): 338795320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 59, 70, 86, 118, 140, 172, 215, 236, 280, 283, 295, 301, 344, 413, 430, 472, 566, 590, 602, 826, 860, 1132, 1180, 1204, 1415, 1505, 1652, 1720, 1981, 2065, 2264, 2360, 2408, 2537, 2830, 3010, 3304, 3962, 4130, 5074, 5660, 6020, 7924, 8260, 9905, 10148, 11320, 12040, 12169, 12685, 15848, 16520, 16697, 17759, 19810, 20296, 24338, 25370, 33394, 35518, 39620, 48676, 50740, 60845, 66788, 71036, 79240, 83485, 85183, 88795, 97352, 101480, 116879, 121690, 133576, 142072, 166970, 170366, 177590, 233758, 243380, 333940, 340732, 355180, 425915, 467516, 486760, 584395, 667880, 681464, 710360, 717971, 851830, 935032, 1168790, 1435942, 1703660, 2337580, 2871884, 3407320, 3589855, 4675160, 5025797, 5743768, 7179710, 10051594, 14359420, 20103188, 25128985, 28718840, 40206376, 50257970, 100515940, 201031880]

約数ペア:

[(1, 201031880), (2, 100515940), (4, 50257970), (5, 40206376), (7, 28718840), (8, 25128985), (10, 20103188), (14, 14359420), (20, 10051594), (28, 7179710), (35, 5743768), (40, 5025797), (43, 4675160), (56, 3589855), (59, 3407320), (70, 2871884), (86, 2337580), (118, 1703660), (140, 1435942), (172, 1168790), (215, 935032), (236, 851830), (280, 717971), (283, 710360), (295, 681464), (301, 667880), (344, 584395), (413, 486760), (430, 467516), (472, 425915), (566, 355180), (590, 340732), (602, 333940), (826, 243380), (860, 233758), (1132, 177590), (1180, 170366), (1204, 166970), (1415, 142072), (1505, 133576), (1652, 121690), (1720, 116879), (1981, 101480), (2065, 97352), (2264, 88795), (2360, 85183), (2408, 83485), (2537, 79240), (2830, 71036), (3010, 66788), (3304, 60845), (3962, 50740), (4130, 48676), (5074, 39620), (5660, 35518), (6020, 33394), (7924, 25370), (8260, 24338), (9905, 20296), (10148, 19810), (11320, 17759), (12040, 16697), (12169, 16520), (12685, 15848)]