281643804

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:782

約数の個数: 144

約数和(自身を含む): 821882880

約数和(自身を除く): 540239076

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 62, 78, 81, 93, 108, 117, 124, 156, 162, 186, 234, 243, 279, 324, 351, 372, 403, 468, 486, 558, 702, 719, 806, 837, 972, 1053, 1116, 1209, 1404, 1438, 1612, 1674, 2106, 2157, 2418, 2511, 2876, 3159, 3348, 3627, 4212, 4314, 4836, 5022, 6318, 6471, 7254, 7533, 8628, 9347, 10044, 10881, 12636, 12942, 14508, 15066, 18694, 19413, 21762, 22289, 25884, 28041, 30132, 32643, 37388, 38826, 43524, 44578, 56082, 58239, 65286, 66867, 77652, 84123, 89156, 97929, 112164, 116478, 130572, 133734, 168246, 174717, 195858, 200601, 232956, 252369, 267468, 289757, 336492, 349434, 391716, 401202, 504738, 579514, 601803, 698868, 757107, 802404, 869271, 1009476, 1159028, 1203606, 1514214, 1738542, 1805409, 2271321, 2407212, 2607813, 3028428, 3477084, 3610818, 4542642, 5215626, 5416227, 7221636, 7823439, 9085284, 10431252, 10832454, 15646878, 21664908, 23470317, 31293756, 46940634, 70410951, 93881268, 140821902, 281643804]

約数ペア:

[(1, 281643804), (2, 140821902), (3, 93881268), (4, 70410951), (6, 46940634), (9, 31293756), (12, 23470317), (13, 21664908), (18, 15646878), (26, 10832454), (27, 10431252), (31, 9085284), (36, 7823439), (39, 7221636), (52, 5416227), (54, 5215626), (62, 4542642), (78, 3610818), (81, 3477084), (93, 3028428), (108, 2607813), (117, 2407212), (124, 2271321), (156, 1805409), (162, 1738542), (186, 1514214), (234, 1203606), (243, 1159028), (279, 1009476), (324, 869271), (351, 802404), (372, 757107), (403, 698868), (468, 601803), (486, 579514), (558, 504738), (702, 401202), (719, 391716), (806, 349434), (837, 336492), (972, 289757), (1053, 267468), (1116, 252369), (1209, 232956), (1404, 200601), (1438, 195858), (1612, 174717), (1674, 168246), (2106, 133734), (2157, 130572), (2418, 116478), (2511, 112164), (2876, 97929), (3159, 89156), (3348, 84123), (3627, 77652), (4212, 66867), (4314, 65286), (4836, 58239), (5022, 56082), (6318, 44578), (6471, 43524), (7254, 38826), (7533, 37388), (8628, 32643), (9347, 30132), (10044, 28041), (10881, 25884), (12636, 22289), (12942, 21762), (14508, 19413), (15066, 18694)]