861120

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:59

約数の個数: 168

約数和(自身を含む): 3328416

約数和(自身を除く): 2467296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 32, 36, 39, 40, 45, 46, 48, 52, 60, 64, 65, 69, 72, 78, 80, 90, 92, 96, 104, 115, 117, 120, 130, 138, 144, 156, 160, 180, 184, 192, 195, 207, 208, 230, 234, 240, 260, 276, 288, 299, 312, 320, 345, 360, 368, 390, 414, 416, 460, 468, 480, 520, 552, 576, 585, 598, 624, 690, 720, 736, 780, 828, 832, 897, 920, 936, 960, 1035, 1040, 1104, 1170, 1196, 1248, 1380, 1440, 1472, 1495, 1560, 1656, 1794, 1840, 1872, 2070, 2080, 2208, 2340, 2392, 2496, 2691, 2760, 2880, 2990, 3120, 3312, 3588, 3680, 3744, 4140, 4160, 4416, 4485, 4680, 4784, 5382, 5520, 5980, 6240, 6624, 7176, 7360, 7488, 8280, 8970, 9360, 9568, 10764, 11040, 11960, 12480, 13248, 13455, 14352, 16560, 17940, 18720, 19136, 21528, 22080, 23920, 26910, 28704, 33120, 35880, 37440, 43056, 47840, 53820, 57408, 66240, 71760, 86112, 95680, 107640, 143520, 172224, 215280, 287040, 430560, 861120]

約数ペア:

[(1, 861120), (2, 430560), (3, 287040), (4, 215280), (5, 172224), (6, 143520), (8, 107640), (9, 95680), (10, 86112), (12, 71760), (13, 66240), (15, 57408), (16, 53820), (18, 47840), (20, 43056), (23, 37440), (24, 35880), (26, 33120), (30, 28704), (32, 26910), (36, 23920), (39, 22080), (40, 21528), (45, 19136), (46, 18720), (48, 17940), (52, 16560), (60, 14352), (64, 13455), (65, 13248), (69, 12480), (72, 11960), (78, 11040), (80, 10764), (90, 9568), (92, 9360), (96, 8970), (104, 8280), (115, 7488), (117, 7360), (120, 7176), (130, 6624), (138, 6240), (144, 5980), (156, 5520), (160, 5382), (180, 4784), (184, 4680), (192, 4485), (195, 4416), (207, 4160), (208, 4140), (230, 3744), (234, 3680), (240, 3588), (260, 3312), (276, 3120), (288, 2990), (299, 2880), (312, 2760), (320, 2691), (345, 2496), (360, 2392), (368, 2340), (390, 2208), (414, 2080), (416, 2070), (460, 1872), (468, 1840), (480, 1794), (520, 1656), (552, 1560), (576, 1495), (585, 1472), (598, 1440), (624, 1380), (690, 1248), (720, 1196), (736, 1170), (780, 1104), (828, 1040), (832, 1035), (897, 960), (920, 936)]