30121000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:372

約数の個数: 128

約数和(自身を含む): 87010560

約数和(自身を除く): 56889560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 125, 130, 140, 175, 182, 200, 250, 260, 280, 325, 331, 350, 364, 455, 500, 520, 650, 662, 700, 728, 875, 910, 1000, 1300, 1324, 1400, 1625, 1655, 1750, 1820, 2275, 2317, 2600, 2648, 3250, 3310, 3500, 3640, 4303, 4550, 4634, 6500, 6620, 7000, 8275, 8606, 9100, 9268, 11375, 11585, 13000, 13240, 16550, 17212, 18200, 18536, 21515, 22750, 23170, 30121, 33100, 34424, 41375, 43030, 45500, 46340, 57925, 60242, 66200, 82750, 86060, 91000, 92680, 107575, 115850, 120484, 150605, 165500, 172120, 215150, 231700, 240968, 289625, 301210, 331000, 430300, 463400, 537875, 579250, 602420, 753025, 860600, 1075750, 1158500, 1204840, 1506050, 2151500, 2317000, 3012100, 3765125, 4303000, 6024200, 7530250, 15060500, 30121000]

約数ペア:

[(1, 30121000), (2, 15060500), (4, 7530250), (5, 6024200), (7, 4303000), (8, 3765125), (10, 3012100), (13, 2317000), (14, 2151500), (20, 1506050), (25, 1204840), (26, 1158500), (28, 1075750), (35, 860600), (40, 753025), (50, 602420), (52, 579250), (56, 537875), (65, 463400), (70, 430300), (91, 331000), (100, 301210), (104, 289625), (125, 240968), (130, 231700), (140, 215150), (175, 172120), (182, 165500), (200, 150605), (250, 120484), (260, 115850), (280, 107575), (325, 92680), (331, 91000), (350, 86060), (364, 82750), (455, 66200), (500, 60242), (520, 57925), (650, 46340), (662, 45500), (700, 43030), (728, 41375), (875, 34424), (910, 33100), (1000, 30121), (1300, 23170), (1324, 22750), (1400, 21515), (1625, 18536), (1655, 18200), (1750, 17212), (1820, 16550), (2275, 13240), (2317, 13000), (2600, 11585), (2648, 11375), (3250, 9268), (3310, 9100), (3500, 8606), (3640, 8275), (4303, 7000), (4550, 6620), (4634, 6500)]