1291680

素因数分解:

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

素因数の和:60

約数の個数: 192

約数和(自身を含む): 5080320

約数和(自身を除く): 3788640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 27, 30, 32, 36, 39, 40, 45, 46, 48, 52, 54, 60, 65, 69, 72, 78, 80, 90, 92, 96, 104, 108, 115, 117, 120, 130, 135, 138, 144, 156, 160, 180, 184, 195, 207, 208, 216, 230, 234, 240, 260, 270, 276, 288, 299, 312, 345, 351, 360, 368, 390, 414, 416, 432, 460, 468, 480, 520, 540, 552, 585, 598, 621, 624, 690, 702, 720, 736, 780, 828, 864, 897, 920, 936, 1035, 1040, 1080, 1104, 1170, 1196, 1242, 1248, 1380, 1404, 1440, 1495, 1560, 1656, 1755, 1794, 1840, 1872, 2070, 2080, 2160, 2208, 2340, 2392, 2484, 2691, 2760, 2808, 2990, 3105, 3120, 3312, 3510, 3588, 3680, 3744, 4140, 4320, 4485, 4680, 4784, 4968, 5382, 5520, 5616, 5980, 6210, 6240, 6624, 7020, 7176, 8073, 8280, 8970, 9360, 9568, 9936, 10764, 11040, 11232, 11960, 12420, 13455, 14040, 14352, 16146, 16560, 17940, 18720, 19872, 21528, 23920, 24840, 26910, 28080, 28704, 32292, 33120, 35880, 40365, 43056, 47840, 49680, 53820, 56160, 64584, 71760, 80730, 86112, 99360, 107640, 129168, 143520, 161460, 215280, 258336, 322920, 430560, 645840, 1291680]

約数ペア:

[(1, 1291680), (2, 645840), (3, 430560), (4, 322920), (5, 258336), (6, 215280), (8, 161460), (9, 143520), (10, 129168), (12, 107640), (13, 99360), (15, 86112), (16, 80730), (18, 71760), (20, 64584), (23, 56160), (24, 53820), (26, 49680), (27, 47840), (30, 43056), (32, 40365), (36, 35880), (39, 33120), (40, 32292), (45, 28704), (46, 28080), (48, 26910), (52, 24840), (54, 23920), (60, 21528), (65, 19872), (69, 18720), (72, 17940), (78, 16560), (80, 16146), (90, 14352), (92, 14040), (96, 13455), (104, 12420), (108, 11960), (115, 11232), (117, 11040), (120, 10764), (130, 9936), (135, 9568), (138, 9360), (144, 8970), (156, 8280), (160, 8073), (180, 7176), (184, 7020), (195, 6624), (207, 6240), (208, 6210), (216, 5980), (230, 5616), (234, 5520), (240, 5382), (260, 4968), (270, 4784), (276, 4680), (288, 4485), (299, 4320), (312, 4140), (345, 3744), (351, 3680), (360, 3588), (368, 3510), (390, 3312), (414, 3120), (416, 3105), (432, 2990), (460, 2808), (468, 2760), (480, 2691), (520, 2484), (540, 2392), (552, 2340), (585, 2208), (598, 2160), (621, 2080), (624, 2070), (690, 1872), (702, 1840), (720, 1794), (736, 1755), (780, 1656), (828, 1560), (864, 1495), (897, 1440), (920, 1404), (936, 1380), (1035, 1248), (1040, 1242), (1080, 1196), (1104, 1170)]