156619981880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{62497}}^1$

素因数の和:62629

約数の個数: 128

約数和(自身を含む): 380147834880

約数和(自身を除く): 223527853000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 47, 62, 86, 94, 124, 155, 172, 188, 215, 235, 248, 310, 344, 376, 430, 470, 620, 860, 940, 1240, 1333, 1457, 1720, 1880, 2021, 2666, 2914, 4042, 5332, 5828, 6665, 7285, 8084, 10105, 10664, 11656, 13330, 14570, 16168, 20210, 26660, 29140, 40420, 53320, 58280, 62497, 62651, 80840, 124994, 125302, 249988, 250604, 312485, 313255, 499976, 501208, 624970, 626510, 1249940, 1253020, 1937407, 2499880, 2506040, 2687371, 2937359, 3874814, 5374742, 5874718, 7749628, 9687035, 10749484, 11749436, 13436855, 14686795, 15499256, 19374070, 21498968, 23498872, 26873710, 29373590, 38748140, 53747420, 58747180, 77496280, 83308501, 91058129, 107494840, 117494360, 126306437, 166617002, 182116258, 252612874, 333234004, 364232516, 416542505, 455290645, 505225748, 631532185, 666468008, 728465032, 833085010, 910581290, 1010451496, 1263064370, 1666170020, 1821162580, 2526128740, 3332340040, 3642325160, 3915499547, 5052257480, 7830999094, 15661998188, 19577497735, 31323996376, 39154995470, 78309990940, 156619981880]

約数ペア:

[(1, 156619981880), (2, 78309990940), (4, 39154995470), (5, 31323996376), (8, 19577497735), (10, 15661998188), (20, 7830999094), (31, 5052257480), (40, 3915499547), (43, 3642325160), (47, 3332340040), (62, 2526128740), (86, 1821162580), (94, 1666170020), (124, 1263064370), (155, 1010451496), (172, 910581290), (188, 833085010), (215, 728465032), (235, 666468008), (248, 631532185), (310, 505225748), (344, 455290645), (376, 416542505), (430, 364232516), (470, 333234004), (620, 252612874), (860, 182116258), (940, 166617002), (1240, 126306437), (1333, 117494360), (1457, 107494840), (1720, 91058129), (1880, 83308501), (2021, 77496280), (2666, 58747180), (2914, 53747420), (4042, 38748140), (5332, 29373590), (5828, 26873710), (6665, 23498872), (7285, 21498968), (8084, 19374070), (10105, 15499256), (10664, 14686795), (11656, 13436855), (13330, 11749436), (14570, 10749484), (16168, 9687035), (20210, 7749628), (26660, 5874718), (29140, 5374742), (40420, 3874814), (53320, 2937359), (58280, 2687371), (62497, 2506040), (62651, 2499880), (80840, 1937407), (124994, 1253020), (125302, 1249940), (249988, 626510), (250604, 624970), (312485, 501208), (313255, 499976)]