2990520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:107

約数の個数: 160

約数和(自身を含む): 10977120

約数和(自身を除く): 7986600

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, 81, 90, 104, 108, 117, 120, 130, 135, 142, 156, 162, 180, 195, 213, 216, 234, 260, 270, 284, 312, 324, 351, 355, 360, 390, 405, 426, 468, 520, 540, 568, 585, 639, 648, 702, 710, 780, 810, 852, 923, 936, 1053, 1065, 1080, 1170, 1278, 1404, 1420, 1560, 1620, 1704, 1755, 1846, 1917, 2106, 2130, 2340, 2556, 2769, 2808, 2840, 3195, 3240, 3510, 3692, 3834, 4212, 4260, 4615, 4680, 5112, 5265, 5538, 5751, 6390, 7020, 7384, 7668, 8307, 8424, 8520, 9230, 9585, 10530, 11076, 11502, 12780, 13845, 14040, 15336, 16614, 18460, 19170, 21060, 22152, 23004, 24921, 25560, 27690, 28755, 33228, 36920, 38340, 41535, 42120, 46008, 49842, 55380, 57510, 66456, 74763, 76680, 83070, 99684, 110760, 115020, 124605, 149526, 166140, 199368, 230040, 249210, 299052, 332280, 373815, 498420, 598104, 747630, 996840, 1495260, 2990520]

約数ペア:

[(1, 2990520), (2, 1495260), (3, 996840), (4, 747630), (5, 598104), (6, 498420), (8, 373815), (9, 332280), (10, 299052), (12, 249210), (13, 230040), (15, 199368), (18, 166140), (20, 149526), (24, 124605), (26, 115020), (27, 110760), (30, 99684), (36, 83070), (39, 76680), (40, 74763), (45, 66456), (52, 57510), (54, 55380), (60, 49842), (65, 46008), (71, 42120), (72, 41535), (78, 38340), (81, 36920), (90, 33228), (104, 28755), (108, 27690), (117, 25560), (120, 24921), (130, 23004), (135, 22152), (142, 21060), (156, 19170), (162, 18460), (180, 16614), (195, 15336), (213, 14040), (216, 13845), (234, 12780), (260, 11502), (270, 11076), (284, 10530), (312, 9585), (324, 9230), (351, 8520), (355, 8424), (360, 8307), (390, 7668), (405, 7384), (426, 7020), (468, 6390), (520, 5751), (540, 5538), (568, 5265), (585, 5112), (639, 4680), (648, 4615), (702, 4260), (710, 4212), (780, 3834), (810, 3692), (852, 3510), (923, 3240), (936, 3195), (1053, 2840), (1065, 2808), (1080, 2769), (1170, 2556), (1278, 2340), (1404, 2130), (1420, 2106), (1560, 1917), (1620, 1846), (1704, 1755)]