166269740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 452600064

約数和(自身を除く): 286330324

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 140, 155, 182, 196, 217, 245, 260, 310, 364, 403, 421, 434, 455, 490, 620, 637, 806, 842, 868, 910, 980, 1085, 1274, 1519, 1612, 1684, 1820, 2015, 2105, 2170, 2548, 2821, 2947, 3038, 3185, 4030, 4210, 4340, 5473, 5642, 5894, 6076, 6370, 7595, 8060, 8420, 10946, 11284, 11788, 12740, 13051, 14105, 14735, 15190, 19747, 20629, 21892, 26102, 27365, 28210, 29470, 30380, 38311, 39494, 41258, 52204, 54730, 56420, 58940, 65255, 76622, 78988, 82516, 91357, 98735, 103145, 109460, 130510, 153244, 169663, 182714, 191555, 197470, 206290, 261020, 268177, 339326, 365428, 383110, 394940, 412580, 456785, 536354, 639499, 678652, 766220, 848315, 913570, 1072708, 1187641, 1278998, 1340885, 1696630, 1827140, 2375282, 2557996, 2681770, 3197495, 3393260, 4750564, 5363540, 5938205, 6394990, 8313487, 11876410, 12789980, 16626974, 23752820, 33253948, 41567435, 83134870, 166269740]

約数ペア:

[(1, 166269740), (2, 83134870), (4, 41567435), (5, 33253948), (7, 23752820), (10, 16626974), (13, 12789980), (14, 11876410), (20, 8313487), (26, 6394990), (28, 5938205), (31, 5363540), (35, 4750564), (49, 3393260), (52, 3197495), (62, 2681770), (65, 2557996), (70, 2375282), (91, 1827140), (98, 1696630), (124, 1340885), (130, 1278998), (140, 1187641), (155, 1072708), (182, 913570), (196, 848315), (217, 766220), (245, 678652), (260, 639499), (310, 536354), (364, 456785), (403, 412580), (421, 394940), (434, 383110), (455, 365428), (490, 339326), (620, 268177), (637, 261020), (806, 206290), (842, 197470), (868, 191555), (910, 182714), (980, 169663), (1085, 153244), (1274, 130510), (1519, 109460), (1612, 103145), (1684, 98735), (1820, 91357), (2015, 82516), (2105, 78988), (2170, 76622), (2548, 65255), (2821, 58940), (2947, 56420), (3038, 54730), (3185, 52204), (4030, 41258), (4210, 39494), (4340, 38311), (5473, 30380), (5642, 29470), (5894, 28210), (6076, 27365), (6370, 26102), (7595, 21892), (8060, 20629), (8420, 19747), (10946, 15190), (11284, 14735), (11788, 14105), (12740, 13051)]