261168180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1606

約数の個数: 192

約数和(自身を含む): 929660928

約数和(自身を除く): 668492748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 182, 186, 195, 210, 217, 260, 273, 310, 364, 372, 390, 403, 420, 434, 455, 465, 546, 620, 651, 780, 806, 868, 910, 930, 1085, 1092, 1209, 1302, 1365, 1543, 1612, 1820, 1860, 2015, 2170, 2418, 2604, 2730, 2821, 3086, 3255, 4030, 4340, 4629, 4836, 5460, 5642, 6045, 6172, 6510, 7715, 8060, 8463, 9258, 10801, 11284, 12090, 13020, 14105, 15430, 16926, 18516, 20059, 21602, 23145, 24180, 28210, 30860, 32403, 33852, 40118, 42315, 43204, 46290, 47833, 54005, 56420, 60177, 64806, 80236, 84630, 92580, 95666, 100295, 108010, 120354, 129612, 140413, 143499, 162015, 169260, 191332, 200590, 216020, 239165, 240708, 280826, 286998, 300885, 324030, 334831, 401180, 421239, 478330, 561652, 573996, 601770, 621829, 648060, 669662, 702065, 717495, 842478, 956660, 1004493, 1203540, 1243658, 1339324, 1404130, 1434990, 1674155, 1684956, 1865487, 2008986, 2106195, 2487316, 2808260, 2869980, 3109145, 3348310, 3730974, 4017972, 4212390, 4352803, 5022465, 6218290, 6696620, 7461948, 8424780, 8705606, 9327435, 10044930, 12436580, 13058409, 17411212, 18654870, 20089860, 21764015, 26116818, 37309740, 43528030, 52233636, 65292045, 87056060, 130584090, 261168180]

約数ペア:

[(1, 261168180), (2, 130584090), (3, 87056060), (4, 65292045), (5, 52233636), (6, 43528030), (7, 37309740), (10, 26116818), (12, 21764015), (13, 20089860), (14, 18654870), (15, 17411212), (20, 13058409), (21, 12436580), (26, 10044930), (28, 9327435), (30, 8705606), (31, 8424780), (35, 7461948), (39, 6696620), (42, 6218290), (52, 5022465), (60, 4352803), (62, 4212390), (65, 4017972), (70, 3730974), (78, 3348310), (84, 3109145), (91, 2869980), (93, 2808260), (105, 2487316), (124, 2106195), (130, 2008986), (140, 1865487), (155, 1684956), (156, 1674155), (182, 1434990), (186, 1404130), (195, 1339324), (210, 1243658), (217, 1203540), (260, 1004493), (273, 956660), (310, 842478), (364, 717495), (372, 702065), (390, 669662), (403, 648060), (420, 621829), (434, 601770), (455, 573996), (465, 561652), (546, 478330), (620, 421239), (651, 401180), (780, 334831), (806, 324030), (868, 300885), (910, 286998), (930, 280826), (1085, 240708), (1092, 239165), (1209, 216020), (1302, 200590), (1365, 191332), (1543, 169260), (1612, 162015), (1820, 143499), (1860, 140413), (2015, 129612), (2170, 120354), (2418, 108010), (2604, 100295), (2730, 95666), (2821, 92580), (3086, 84630), (3255, 80236), (4030, 64806), (4340, 60177), (4629, 56420), (4836, 54005), (5460, 47833), (5642, 46290), (6045, 43204), (6172, 42315), (6510, 40118), (7715, 33852), (8060, 32403), (8463, 30860), (9258, 28210), (10801, 24180), (11284, 23145), (12090, 21602), (13020, 20059), (14105, 18516), (15430, 16926)]