253934640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{367}}^1$

素因数の和:448

約数の個数: 180

約数和(自身を含む): 883595232

約数和(自身を除く): 629660592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 367, 372, 465, 496, 558, 620, 720, 734, 744, 930, 961, 1101, 1116, 1240, 1395, 1468, 1488, 1835, 1860, 1922, 2202, 2232, 2480, 2790, 2883, 2936, 3303, 3670, 3720, 3844, 4404, 4464, 4805, 5505, 5580, 5766, 5872, 6606, 7340, 7440, 7688, 8649, 8808, 9610, 11010, 11160, 11377, 11532, 13212, 14415, 14680, 15376, 16515, 17298, 17616, 19220, 22020, 22320, 22754, 23064, 26424, 28830, 29360, 33030, 34131, 34596, 38440, 43245, 44040, 45508, 46128, 52848, 56885, 57660, 66060, 68262, 69192, 76880, 86490, 88080, 91016, 102393, 113770, 115320, 132120, 136524, 138384, 170655, 172980, 182032, 204786, 227540, 230640, 264240, 273048, 341310, 345960, 352687, 409572, 455080, 511965, 546096, 682620, 691920, 705374, 819144, 910160, 1023930, 1058061, 1365240, 1410748, 1638288, 1763435, 2047860, 2116122, 2730480, 2821496, 3174183, 3526870, 4095720, 4232244, 5290305, 5642992, 6348366, 7053740, 8191440, 8464488, 10580610, 12696732, 14107480, 15870915, 16928976, 21161220, 25393464, 28214960, 31741830, 42322440, 50786928, 63483660, 84644880, 126967320, 253934640]

約数ペア:

[(1, 253934640), (2, 126967320), (3, 84644880), (4, 63483660), (5, 50786928), (6, 42322440), (8, 31741830), (9, 28214960), (10, 25393464), (12, 21161220), (15, 16928976), (16, 15870915), (18, 14107480), (20, 12696732), (24, 10580610), (30, 8464488), (31, 8191440), (36, 7053740), (40, 6348366), (45, 5642992), (48, 5290305), (60, 4232244), (62, 4095720), (72, 3526870), (80, 3174183), (90, 2821496), (93, 2730480), (120, 2116122), (124, 2047860), (144, 1763435), (155, 1638288), (180, 1410748), (186, 1365240), (240, 1058061), (248, 1023930), (279, 910160), (310, 819144), (360, 705374), (367, 691920), (372, 682620), (465, 546096), (496, 511965), (558, 455080), (620, 409572), (720, 352687), (734, 345960), (744, 341310), (930, 273048), (961, 264240), (1101, 230640), (1116, 227540), (1240, 204786), (1395, 182032), (1468, 172980), (1488, 170655), (1835, 138384), (1860, 136524), (1922, 132120), (2202, 115320), (2232, 113770), (2480, 102393), (2790, 91016), (2883, 88080), (2936, 86490), (3303, 76880), (3670, 69192), (3720, 68262), (3844, 66060), (4404, 57660), (4464, 56885), (4805, 52848), (5505, 46128), (5580, 45508), (5766, 44040), (5872, 43245), (6606, 38440), (7340, 34596), (7440, 34131), (7688, 33030), (8649, 29360), (8808, 28830), (9610, 26424), (11010, 23064), (11160, 22754), (11377, 22320), (11532, 22020), (13212, 19220), (14415, 17616), (14680, 17298), (15376, 16515)]