4039920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 14082432

約数和(自身を除く): 10042512

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, 181, 186, 240, 248, 279, 310, 360, 362, 372, 465, 496, 543, 558, 620, 720, 724, 744, 905, 930, 1086, 1116, 1240, 1395, 1448, 1488, 1629, 1810, 1860, 2172, 2232, 2480, 2715, 2790, 2896, 3258, 3620, 3720, 4344, 4464, 5430, 5580, 5611, 6516, 7240, 7440, 8145, 8688, 10860, 11160, 11222, 13032, 14480, 16290, 16833, 21720, 22320, 22444, 26064, 28055, 32580, 33666, 43440, 44888, 50499, 56110, 65160, 67332, 84165, 89776, 100998, 112220, 130320, 134664, 168330, 201996, 224440, 252495, 269328, 336660, 403992, 448880, 504990, 673320, 807984, 1009980, 1346640, 2019960, 4039920]

約数ペア:

[(1, 4039920), (2, 2019960), (3, 1346640), (4, 1009980), (5, 807984), (6, 673320), (8, 504990), (9, 448880), (10, 403992), (12, 336660), (15, 269328), (16, 252495), (18, 224440), (20, 201996), (24, 168330), (30, 134664), (31, 130320), (36, 112220), (40, 100998), (45, 89776), (48, 84165), (60, 67332), (62, 65160), (72, 56110), (80, 50499), (90, 44888), (93, 43440), (120, 33666), (124, 32580), (144, 28055), (155, 26064), (180, 22444), (181, 22320), (186, 21720), (240, 16833), (248, 16290), (279, 14480), (310, 13032), (360, 11222), (362, 11160), (372, 10860), (465, 8688), (496, 8145), (543, 7440), (558, 7240), (620, 6516), (720, 5611), (724, 5580), (744, 5430), (905, 4464), (930, 4344), (1086, 3720), (1116, 3620), (1240, 3258), (1395, 2896), (1448, 2790), (1488, 2715), (1629, 2480), (1810, 2232), (1860, 2172)]