15705203960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{59051}}^1$

素因数の和:59232

約数の個数: 64

約数和(自身を含む): 36246117600

約数和(自身を除く): 20540913640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 109, 122, 218, 244, 305, 436, 488, 545, 610, 872, 1090, 1220, 2180, 2440, 4360, 6649, 13298, 26596, 33245, 53192, 59051, 66490, 118102, 132980, 236204, 265960, 295255, 472408, 590510, 1181020, 2362040, 3602111, 6436559, 7204222, 12873118, 14408444, 18010555, 25746236, 28816888, 32182795, 36021110, 51492472, 64365590, 72042220, 128731180, 144084440, 257462360, 392630099, 785260198, 1570520396, 1963150495, 3141040792, 3926300990, 7852601980, 15705203960]

約数ペア:

[(1, 15705203960), (2, 7852601980), (4, 3926300990), (5, 3141040792), (8, 1963150495), (10, 1570520396), (20, 785260198), (40, 392630099), (61, 257462360), (109, 144084440), (122, 128731180), (218, 72042220), (244, 64365590), (305, 51492472), (436, 36021110), (488, 32182795), (545, 28816888), (610, 25746236), (872, 18010555), (1090, 14408444), (1220, 12873118), (2180, 7204222), (2440, 6436559), (4360, 3602111), (6649, 2362040), (13298, 1181020), (26596, 590510), (33245, 472408), (53192, 295255), (59051, 265960), (66490, 236204), (118102, 132980)]