393501420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{499}}^1$

素因数の和:864

約数の個数: 144

約数和(自身を含む): 1291836000

約数和(自身を除く): 898334580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 337, 390, 468, 499, 585, 674, 780, 998, 1011, 1170, 1348, 1497, 1685, 1996, 2022, 2340, 2495, 2994, 3033, 3370, 4044, 4381, 4491, 4990, 5055, 5988, 6066, 6487, 6740, 7485, 8762, 8982, 9980, 10110, 12132, 12974, 13143, 14970, 15165, 17524, 17964, 19461, 20220, 21905, 22455, 25948, 26286, 29940, 30330, 32435, 38922, 39429, 43810, 44910, 52572, 58383, 60660, 64870, 65715, 77844, 78858, 87620, 89820, 97305, 116766, 129740, 131430, 157716, 168163, 194610, 197145, 233532, 262860, 291915, 336326, 389220, 394290, 504489, 583830, 672652, 788580, 840815, 1008978, 1167660, 1513467, 1681630, 2017956, 2186119, 2522445, 3026934, 3363260, 4372238, 5044890, 6053868, 6558357, 7567335, 8744476, 10089780, 10930595, 13116714, 15134670, 19675071, 21861190, 26233428, 30269340, 32791785, 39350142, 43722380, 65583570, 78700284, 98375355, 131167140, 196750710, 393501420]

約数ペア:

[(1, 393501420), (2, 196750710), (3, 131167140), (4, 98375355), (5, 78700284), (6, 65583570), (9, 43722380), (10, 39350142), (12, 32791785), (13, 30269340), (15, 26233428), (18, 21861190), (20, 19675071), (26, 15134670), (30, 13116714), (36, 10930595), (39, 10089780), (45, 8744476), (52, 7567335), (60, 6558357), (65, 6053868), (78, 5044890), (90, 4372238), (117, 3363260), (130, 3026934), (156, 2522445), (180, 2186119), (195, 2017956), (234, 1681630), (260, 1513467), (337, 1167660), (390, 1008978), (468, 840815), (499, 788580), (585, 672652), (674, 583830), (780, 504489), (998, 394290), (1011, 389220), (1170, 336326), (1348, 291915), (1497, 262860), (1685, 233532), (1996, 197145), (2022, 194610), (2340, 168163), (2495, 157716), (2994, 131430), (3033, 129740), (3370, 116766), (4044, 97305), (4381, 89820), (4491, 87620), (4990, 78858), (5055, 77844), (5988, 65715), (6066, 64870), (6487, 60660), (6740, 58383), (7485, 52572), (8762, 44910), (8982, 43810), (9980, 39429), (10110, 38922), (12132, 32435), (12974, 30330), (13143, 29940), (14970, 26286), (15165, 25948), (17524, 22455), (17964, 21905), (19461, 20220)]