201318821560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1728949}}^1$

素因数の和:1729072

約数の個数: 64

約数和(自身を含む): 470551032000

約数和(自身を除く): 269232210440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 568, 710, 820, 1420, 1640, 2840, 2911, 5822, 11644, 14555, 23288, 29110, 58220, 116440, 1728949, 3457898, 6915796, 8644745, 13831592, 17289490, 34578980, 69157960, 70886909, 122755379, 141773818, 245510758, 283547636, 354434545, 491021516, 567095272, 613776895, 708869090, 982043032, 1227553790, 1417738180, 2455107580, 2835476360, 4910215160, 5032970539, 10065941078, 20131882156, 25164852695, 40263764312, 50329705390, 100659410780, 201318821560]

約数ペア:

[(1, 201318821560), (2, 100659410780), (4, 50329705390), (5, 40263764312), (8, 25164852695), (10, 20131882156), (20, 10065941078), (40, 5032970539), (41, 4910215160), (71, 2835476360), (82, 2455107580), (142, 1417738180), (164, 1227553790), (205, 982043032), (284, 708869090), (328, 613776895), (355, 567095272), (410, 491021516), (568, 354434545), (710, 283547636), (820, 245510758), (1420, 141773818), (1640, 122755379), (2840, 70886909), (2911, 69157960), (5822, 34578980), (11644, 17289490), (14555, 13831592), (23288, 8644745), (29110, 6915796), (58220, 3457898), (116440, 1728949)]