31761730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 81285120

約数和(自身を除く): 49523390

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 19, 22, 26, 35, 38, 55, 65, 70, 77, 91, 95, 110, 130, 133, 143, 154, 167, 182, 190, 209, 247, 266, 286, 334, 385, 418, 455, 494, 665, 715, 770, 835, 910, 1001, 1045, 1169, 1235, 1330, 1430, 1463, 1670, 1729, 1837, 2002, 2090, 2171, 2338, 2470, 2717, 2926, 3173, 3458, 3674, 4342, 5005, 5434, 5845, 6346, 7315, 8645, 9185, 10010, 10855, 11690, 12859, 13585, 14630, 15197, 15865, 17290, 18370, 19019, 21710, 22211, 23881, 25718, 27170, 30394, 31730, 34903, 38038, 41249, 44422, 47762, 64295, 69806, 75985, 82498, 95095, 111055, 119405, 128590, 151970, 167167, 174515, 190190, 206245, 222110, 238810, 244321, 288743, 334334, 349030, 412490, 453739, 488642, 577486, 835835, 907478, 1221605, 1443715, 1671670, 2268695, 2443210, 2887430, 3176173, 4537390, 6352346, 15880865, 31761730]

約数ペア:

[(1, 31761730), (2, 15880865), (5, 6352346), (7, 4537390), (10, 3176173), (11, 2887430), (13, 2443210), (14, 2268695), (19, 1671670), (22, 1443715), (26, 1221605), (35, 907478), (38, 835835), (55, 577486), (65, 488642), (70, 453739), (77, 412490), (91, 349030), (95, 334334), (110, 288743), (130, 244321), (133, 238810), (143, 222110), (154, 206245), (167, 190190), (182, 174515), (190, 167167), (209, 151970), (247, 128590), (266, 119405), (286, 111055), (334, 95095), (385, 82498), (418, 75985), (455, 69806), (494, 64295), (665, 47762), (715, 44422), (770, 41249), (835, 38038), (910, 34903), (1001, 31730), (1045, 30394), (1169, 27170), (1235, 25718), (1330, 23881), (1430, 22211), (1463, 21710), (1670, 19019), (1729, 18370), (1837, 17290), (2002, 15865), (2090, 15197), (2171, 14630), (2338, 13585), (2470, 12859), (2717, 11690), (2926, 10855), (3173, 10010), (3458, 9185), (3674, 8645), (4342, 7315), (5005, 6346), (5434, 5845)]