71846220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 221211648

約数和(自身を除く): 149365428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 107, 114, 124, 155, 186, 190, 214, 228, 285, 310, 321, 361, 372, 380, 428, 465, 535, 570, 589, 620, 642, 722, 930, 1070, 1083, 1140, 1178, 1284, 1444, 1605, 1767, 1805, 1860, 2033, 2140, 2166, 2356, 2945, 3210, 3317, 3534, 3610, 4066, 4332, 5415, 5890, 6099, 6420, 6634, 7068, 7220, 8132, 8835, 9951, 10165, 10830, 11191, 11780, 12198, 13268, 16585, 17670, 19902, 20330, 21660, 22382, 24396, 30495, 33170, 33573, 35340, 38627, 39804, 40660, 44764, 49755, 55955, 60990, 63023, 66340, 67146, 77254, 99510, 111910, 115881, 121980, 126046, 134292, 154508, 167865, 189069, 193135, 199020, 223820, 231762, 252092, 315115, 335730, 378138, 386270, 463524, 579405, 630230, 671460, 756276, 772540, 945345, 1158810, 1197437, 1260460, 1890690, 2317620, 2394874, 3592311, 3781380, 4789748, 5987185, 7184622, 11974370, 14369244, 17961555, 23948740, 35923110, 71846220]

約数ペア:

[(1, 71846220), (2, 35923110), (3, 23948740), (4, 17961555), (5, 14369244), (6, 11974370), (10, 7184622), (12, 5987185), (15, 4789748), (19, 3781380), (20, 3592311), (30, 2394874), (31, 2317620), (38, 1890690), (57, 1260460), (60, 1197437), (62, 1158810), (76, 945345), (93, 772540), (95, 756276), (107, 671460), (114, 630230), (124, 579405), (155, 463524), (186, 386270), (190, 378138), (214, 335730), (228, 315115), (285, 252092), (310, 231762), (321, 223820), (361, 199020), (372, 193135), (380, 189069), (428, 167865), (465, 154508), (535, 134292), (570, 126046), (589, 121980), (620, 115881), (642, 111910), (722, 99510), (930, 77254), (1070, 67146), (1083, 66340), (1140, 63023), (1178, 60990), (1284, 55955), (1444, 49755), (1605, 44764), (1767, 40660), (1805, 39804), (1860, 38627), (2033, 35340), (2140, 33573), (2166, 33170), (2356, 30495), (2945, 24396), (3210, 22382), (3317, 21660), (3534, 20330), (3610, 19902), (4066, 17670), (4332, 16585), (5415, 13268), (5890, 12198), (6099, 11780), (6420, 11191), (6634, 10830), (7068, 10165), (7220, 9951), (8132, 8835)]