687073920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27527}}^1$

素因数の和:27562

約数の個数: 128

約数和(自身を含む): 2358599040

約数和(自身を除く): 1671525120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 27527, 55054, 82581, 110108, 137635, 165162, 220216, 275270, 330324, 357851, 412905, 440432, 550540, 660648, 715702, 825810, 880864, 1073553, 1101080, 1321296, 1431404, 1651620, 1761728, 1789255, 2147106, 2202160, 2642592, 2862808, 3303240, 3523456, 3578510, 4294212, 4404320, 5285184, 5367765, 5725616, 6606480, 7157020, 8588424, 8808640, 10570368, 10735530, 11451232, 13212960, 14314040, 17176848, 17617280, 21471060, 22902464, 26425920, 28628080, 34353696, 42942120, 45804928, 52851840, 57256160, 68707392, 85884240, 114512320, 137414784, 171768480, 229024640, 343536960, 687073920]

約数ペア:

[(1, 687073920), (2, 343536960), (3, 229024640), (4, 171768480), (5, 137414784), (6, 114512320), (8, 85884240), (10, 68707392), (12, 57256160), (13, 52851840), (15, 45804928), (16, 42942120), (20, 34353696), (24, 28628080), (26, 26425920), (30, 22902464), (32, 21471060), (39, 17617280), (40, 17176848), (48, 14314040), (52, 13212960), (60, 11451232), (64, 10735530), (65, 10570368), (78, 8808640), (80, 8588424), (96, 7157020), (104, 6606480), (120, 5725616), (128, 5367765), (130, 5285184), (156, 4404320), (160, 4294212), (192, 3578510), (195, 3523456), (208, 3303240), (240, 2862808), (260, 2642592), (312, 2202160), (320, 2147106), (384, 1789255), (390, 1761728), (416, 1651620), (480, 1431404), (520, 1321296), (624, 1101080), (640, 1073553), (780, 880864), (832, 825810), (960, 715702), (1040, 660648), (1248, 550540), (1560, 440432), (1664, 412905), (1920, 357851), (2080, 330324), (2496, 275270), (3120, 220216), (4160, 165162), (4992, 137635), (6240, 110108), (8320, 82581), (12480, 55054), (24960, 27527)]