161474820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{859}}^1$

素因数の和:1125

約数の個数: 96

約数和(自身を含む): 489498240

約数和(自身を除く): 328023420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 241, 260, 390, 482, 723, 780, 859, 964, 1205, 1446, 1718, 2410, 2577, 2892, 3133, 3436, 3615, 4295, 4820, 5154, 6266, 7230, 8590, 9399, 10308, 11167, 12532, 12885, 14460, 15665, 17180, 18798, 22334, 25770, 31330, 33501, 37596, 44668, 46995, 51540, 55835, 62660, 67002, 93990, 111670, 134004, 167505, 187980, 207019, 223340, 335010, 414038, 621057, 670020, 828076, 1035095, 1242114, 2070190, 2484228, 2691247, 3105285, 4140380, 5382494, 6210570, 8073741, 10764988, 12421140, 13456235, 16147482, 26912470, 32294964, 40368705, 53824940, 80737410, 161474820]

約数ペア:

[(1, 161474820), (2, 80737410), (3, 53824940), (4, 40368705), (5, 32294964), (6, 26912470), (10, 16147482), (12, 13456235), (13, 12421140), (15, 10764988), (20, 8073741), (26, 6210570), (30, 5382494), (39, 4140380), (52, 3105285), (60, 2691247), (65, 2484228), (78, 2070190), (130, 1242114), (156, 1035095), (195, 828076), (241, 670020), (260, 621057), (390, 414038), (482, 335010), (723, 223340), (780, 207019), (859, 187980), (964, 167505), (1205, 134004), (1446, 111670), (1718, 93990), (2410, 67002), (2577, 62660), (2892, 55835), (3133, 51540), (3436, 46995), (3615, 44668), (4295, 37596), (4820, 33501), (5154, 31330), (6266, 25770), (7230, 22334), (8590, 18798), (9399, 17180), (10308, 15665), (11167, 14460), (12532, 12885)]