290789460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1801}}^1$

素因数の和:1855

約数の個数: 192

約数和(自身を含む): 1017192960

約数和(自身を除く): 726403500

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, 90, 92, 108, 115, 117, 130, 135, 138, 156, 180, 195, 207, 230, 234, 260, 270, 276, 299, 345, 351, 390, 414, 460, 468, 540, 585, 598, 621, 690, 702, 780, 828, 897, 1035, 1170, 1196, 1242, 1380, 1404, 1495, 1755, 1794, 1801, 2070, 2340, 2484, 2691, 2990, 3105, 3510, 3588, 3602, 4140, 4485, 5382, 5403, 5980, 6210, 7020, 7204, 8073, 8970, 9005, 10764, 10806, 12420, 13455, 16146, 16209, 17940, 18010, 21612, 23413, 26910, 27015, 32292, 32418, 36020, 40365, 41423, 46826, 48627, 53820, 54030, 64836, 70239, 80730, 81045, 82846, 93652, 97254, 108060, 117065, 124269, 140478, 161460, 162090, 165692, 194508, 207115, 210717, 234130, 243135, 248538, 280956, 324180, 351195, 372807, 414230, 421434, 468260, 486270, 497076, 538499, 621345, 632151, 702390, 745614, 828460, 842868, 972540, 1053585, 1076998, 1118421, 1242690, 1264302, 1404780, 1491228, 1615497, 1864035, 2107170, 2153996, 2236842, 2485380, 2528604, 2692495, 3160755, 3230994, 3728070, 4214340, 4473684, 4846491, 5384990, 5592105, 6321510, 6461988, 7456140, 8077485, 9692982, 10769980, 11184210, 12643020, 14539473, 16154970, 19385964, 22368420, 24232455, 29078946, 32309940, 48464910, 58157892, 72697365, 96929820, 145394730, 290789460]

約数ペア:

[(1, 290789460), (2, 145394730), (3, 96929820), (4, 72697365), (5, 58157892), (6, 48464910), (9, 32309940), (10, 29078946), (12, 24232455), (13, 22368420), (15, 19385964), (18, 16154970), (20, 14539473), (23, 12643020), (26, 11184210), (27, 10769980), (30, 9692982), (36, 8077485), (39, 7456140), (45, 6461988), (46, 6321510), (52, 5592105), (54, 5384990), (60, 4846491), (65, 4473684), (69, 4214340), (78, 3728070), (90, 3230994), (92, 3160755), (108, 2692495), (115, 2528604), (117, 2485380), (130, 2236842), (135, 2153996), (138, 2107170), (156, 1864035), (180, 1615497), (195, 1491228), (207, 1404780), (230, 1264302), (234, 1242690), (260, 1118421), (270, 1076998), (276, 1053585), (299, 972540), (345, 842868), (351, 828460), (390, 745614), (414, 702390), (460, 632151), (468, 621345), (540, 538499), (585, 497076), (598, 486270), (621, 468260), (690, 421434), (702, 414230), (780, 372807), (828, 351195), (897, 324180), (1035, 280956), (1170, 248538), (1196, 243135), (1242, 234130), (1380, 210717), (1404, 207115), (1495, 194508), (1755, 165692), (1794, 162090), (1801, 161460), (2070, 140478), (2340, 124269), (2484, 117065), (2691, 108060), (2990, 97254), (3105, 93652), (3510, 82846), (3588, 81045), (3602, 80730), (4140, 70239), (4485, 64836), (5382, 54030), (5403, 53820), (5980, 48627), (6210, 46826), (7020, 41423), (7204, 40365), (8073, 36020), (8970, 32418), (9005, 32292), (10764, 27015), (10806, 26910), (12420, 23413), (13455, 21612), (16146, 18010), (16209, 17940)]