406394820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:896

約数の個数: 240

約数和(自身を含む): 1434343680

約数和(自身を除く): 1027948860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 45, 46, 52, 54, 60, 65, 69, 78, 81, 90, 92, 108, 115, 117, 130, 135, 138, 156, 162, 180, 195, 207, 230, 234, 260, 270, 276, 299, 324, 345, 351, 390, 405, 414, 460, 468, 540, 585, 598, 621, 690, 702, 780, 810, 828, 839, 897, 1035, 1053, 1170, 1196, 1242, 1380, 1404, 1495, 1620, 1678, 1755, 1794, 1863, 2070, 2106, 2340, 2484, 2517, 2691, 2990, 3105, 3356, 3510, 3588, 3726, 4140, 4195, 4212, 4485, 5034, 5265, 5382, 5980, 6210, 7020, 7452, 7551, 8073, 8390, 8970, 9315, 10068, 10530, 10764, 10907, 12420, 12585, 13455, 15102, 16146, 16780, 17940, 18630, 19297, 21060, 21814, 22653, 24219, 25170, 26910, 30204, 32292, 32721, 37260, 37755, 38594, 40365, 43628, 45306, 48438, 50340, 53820, 54535, 57891, 65442, 67959, 75510, 77188, 80730, 90612, 96485, 96876, 98163, 109070, 113265, 115782, 121095, 130884, 135918, 151020, 161460, 163605, 173673, 192970, 196326, 218140, 226530, 231564, 242190, 250861, 271836, 289455, 294489, 327210, 339795, 347346, 385940, 392652, 453060, 484380, 490815, 501722, 521019, 578910, 588978, 654420, 679590, 694692, 752583, 868365, 883467, 981630, 1003444, 1042038, 1157820, 1177956, 1254305, 1359180, 1472445, 1505166, 1563057, 1736730, 1766934, 1963260, 2084076, 2257749, 2508610, 2605095, 2944890, 3010332, 3126114, 3473460, 3533868, 3762915, 4417335, 4515498, 5017220, 5210190, 5889780, 6252228, 6773247, 7525830, 7815285, 8834670, 9030996, 10420380, 11288745, 13546494, 15051660, 15630570, 17669340, 20319741, 22577490, 27092988, 31261140, 33866235, 40639482, 45154980, 67732470, 81278964, 101598705, 135464940, 203197410, 406394820]

約数ペア:

[(1, 406394820), (2, 203197410), (3, 135464940), (4, 101598705), (5, 81278964), (6, 67732470), (9, 45154980), (10, 40639482), (12, 33866235), (13, 31261140), (15, 27092988), (18, 22577490), (20, 20319741), (23, 17669340), (26, 15630570), (27, 15051660), (30, 13546494), (36, 11288745), (39, 10420380), (45, 9030996), (46, 8834670), (52, 7815285), (54, 7525830), (60, 6773247), (65, 6252228), (69, 5889780), (78, 5210190), (81, 5017220), (90, 4515498), (92, 4417335), (108, 3762915), (115, 3533868), (117, 3473460), (130, 3126114), (135, 3010332), (138, 2944890), (156, 2605095), (162, 2508610), (180, 2257749), (195, 2084076), (207, 1963260), (230, 1766934), (234, 1736730), (260, 1563057), (270, 1505166), (276, 1472445), (299, 1359180), (324, 1254305), (345, 1177956), (351, 1157820), (390, 1042038), (405, 1003444), (414, 981630), (460, 883467), (468, 868365), (540, 752583), (585, 694692), (598, 679590), (621, 654420), (690, 588978), (702, 578910), (780, 521019), (810, 501722), (828, 490815), (839, 484380), (897, 453060), (1035, 392652), (1053, 385940), (1170, 347346), (1196, 339795), (1242, 327210), (1380, 294489), (1404, 289455), (1495, 271836), (1620, 250861), (1678, 242190), (1755, 231564), (1794, 226530), (1863, 218140), (2070, 196326), (2106, 192970), (2340, 173673), (2484, 163605), (2517, 161460), (2691, 151020), (2990, 135918), (3105, 130884), (3356, 121095), (3510, 115782), (3588, 113265), (3726, 109070), (4140, 98163), (4195, 96876), (4212, 96485), (4485, 90612), (5034, 80730), (5265, 77188), (5382, 75510), (5980, 67959), (6210, 65442), (7020, 57891), (7452, 54535), (7551, 53820), (8073, 50340), (8390, 48438), (8970, 45306), (9315, 43628), (10068, 40365), (10530, 38594), (10764, 37755), (10907, 37260), (12420, 32721), (12585, 32292), (13455, 30204), (15102, 26910), (16146, 25170), (16780, 24219), (17940, 22653), (18630, 21814), (19297, 21060)]