996840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:104

約数の個数: 128

約数和(自身を含む): 3628800

約数和(自身を除く): 2631960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 71, 72, 78, 90, 104, 108, 117, 120, 130, 135, 142, 156, 180, 195, 213, 216, 234, 260, 270, 284, 312, 351, 355, 360, 390, 426, 468, 520, 540, 568, 585, 639, 702, 710, 780, 852, 923, 936, 1065, 1080, 1170, 1278, 1404, 1420, 1560, 1704, 1755, 1846, 1917, 2130, 2340, 2556, 2769, 2808, 2840, 3195, 3510, 3692, 3834, 4260, 4615, 4680, 5112, 5538, 6390, 7020, 7384, 7668, 8307, 8520, 9230, 9585, 11076, 12780, 13845, 14040, 15336, 16614, 18460, 19170, 22152, 24921, 25560, 27690, 33228, 36920, 38340, 41535, 49842, 55380, 66456, 76680, 83070, 99684, 110760, 124605, 166140, 199368, 249210, 332280, 498420, 996840]

約数ペア:

[(1, 996840), (2, 498420), (3, 332280), (4, 249210), (5, 199368), (6, 166140), (8, 124605), (9, 110760), (10, 99684), (12, 83070), (13, 76680), (15, 66456), (18, 55380), (20, 49842), (24, 41535), (26, 38340), (27, 36920), (30, 33228), (36, 27690), (39, 25560), (40, 24921), (45, 22152), (52, 19170), (54, 18460), (60, 16614), (65, 15336), (71, 14040), (72, 13845), (78, 12780), (90, 11076), (104, 9585), (108, 9230), (117, 8520), (120, 8307), (130, 7668), (135, 7384), (142, 7020), (156, 6390), (180, 5538), (195, 5112), (213, 4680), (216, 4615), (234, 4260), (260, 3834), (270, 3692), (284, 3510), (312, 3195), (351, 2840), (355, 2808), (360, 2769), (390, 2556), (426, 2340), (468, 2130), (520, 1917), (540, 1846), (568, 1755), (585, 1704), (639, 1560), (702, 1420), (710, 1404), (780, 1278), (852, 1170), (923, 1080), (936, 1065)]