388617840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41519}}^1$

素因数の和:41551

約数の個数: 120

約数和(自身を含む): 1405535040

約数和(自身を除く): 1016917200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 41519, 83038, 124557, 166076, 207595, 249114, 332152, 373671, 415190, 498228, 539747, 622785, 664304, 747342, 830380, 996456, 1079494, 1245570, 1494684, 1619241, 1660760, 1868355, 1992912, 2158988, 2491140, 2698735, 2989368, 3238482, 3321520, 3736710, 4317976, 4857723, 4982280, 5397470, 5978736, 6476964, 7473420, 8096205, 8635952, 9715446, 9964560, 10794940, 12953928, 14946840, 16192410, 19430892, 21589880, 24288615, 25907856, 29893680, 32384820, 38861784, 43179760, 48577230, 64769640, 77723568, 97154460, 129539280, 194308920, 388617840]

約数ペア:

[(1, 388617840), (2, 194308920), (3, 129539280), (4, 97154460), (5, 77723568), (6, 64769640), (8, 48577230), (9, 43179760), (10, 38861784), (12, 32384820), (13, 29893680), (15, 25907856), (16, 24288615), (18, 21589880), (20, 19430892), (24, 16192410), (26, 14946840), (30, 12953928), (36, 10794940), (39, 9964560), (40, 9715446), (45, 8635952), (48, 8096205), (52, 7473420), (60, 6476964), (65, 5978736), (72, 5397470), (78, 4982280), (80, 4857723), (90, 4317976), (104, 3736710), (117, 3321520), (120, 3238482), (130, 2989368), (144, 2698735), (156, 2491140), (180, 2158988), (195, 1992912), (208, 1868355), (234, 1660760), (240, 1619241), (260, 1494684), (312, 1245570), (360, 1079494), (390, 996456), (468, 830380), (520, 747342), (585, 664304), (624, 622785), (720, 539747), (780, 498228), (936, 415190), (1040, 373671), (1170, 332152), (1560, 249114), (1872, 207595), (2340, 166076), (3120, 124557), (4680, 83038), (9360, 41519)]