289480496080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15809}}^1\times {\mathrm{5323}}^1$

素因数の和:21188

約数の個数: 80

約数和(自身を含む): 688867248960

約数和(自身を除く): 399386752880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 5323, 10646, 15809, 21292, 26615, 31618, 42584, 53230, 63236, 79045, 85168, 106460, 126472, 158090, 212920, 228889, 252944, 316180, 425840, 457778, 632360, 679787, 915556, 1144445, 1264720, 1359574, 1831112, 2288890, 2719148, 3398935, 3662224, 4577780, 5438296, 6797870, 9155560, 10876592, 13595740, 18311120, 27191480, 54382960, 84151307, 168302614, 336605228, 420756535, 673210456, 841513070, 1346420912, 1683026140, 3366052280, 3618506201, 6732104560, 7237012402, 14474024804, 18092531005, 28948049608, 36185062010, 57896099216, 72370124020, 144740248040, 289480496080]

約数ペア:

[(1, 289480496080), (2, 144740248040), (4, 72370124020), (5, 57896099216), (8, 36185062010), (10, 28948049608), (16, 18092531005), (20, 14474024804), (40, 7237012402), (43, 6732104560), (80, 3618506201), (86, 3366052280), (172, 1683026140), (215, 1346420912), (344, 841513070), (430, 673210456), (688, 420756535), (860, 336605228), (1720, 168302614), (3440, 84151307), (5323, 54382960), (10646, 27191480), (15809, 18311120), (21292, 13595740), (26615, 10876592), (31618, 9155560), (42584, 6797870), (53230, 5438296), (63236, 4577780), (79045, 3662224), (85168, 3398935), (106460, 2719148), (126472, 2288890), (158090, 1831112), (212920, 1359574), (228889, 1264720), (252944, 1144445), (316180, 915556), (425840, 679787), (457778, 632360)]