7521840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 26153088

約数和(自身を除く): 18631248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 337, 360, 372, 465, 496, 558, 620, 674, 720, 744, 930, 1011, 1116, 1240, 1348, 1395, 1488, 1685, 1860, 2022, 2232, 2480, 2696, 2790, 3033, 3370, 3720, 4044, 4464, 5055, 5392, 5580, 6066, 6740, 7440, 8088, 10110, 10447, 11160, 12132, 13480, 15165, 16176, 20220, 20894, 22320, 24264, 26960, 30330, 31341, 40440, 41788, 48528, 52235, 60660, 62682, 80880, 83576, 94023, 104470, 121320, 125364, 156705, 167152, 188046, 208940, 242640, 250728, 313410, 376092, 417880, 470115, 501456, 626820, 752184, 835760, 940230, 1253640, 1504368, 1880460, 2507280, 3760920, 7521840]

約数ペア:

[(1, 7521840), (2, 3760920), (3, 2507280), (4, 1880460), (5, 1504368), (6, 1253640), (8, 940230), (9, 835760), (10, 752184), (12, 626820), (15, 501456), (16, 470115), (18, 417880), (20, 376092), (24, 313410), (30, 250728), (31, 242640), (36, 208940), (40, 188046), (45, 167152), (48, 156705), (60, 125364), (62, 121320), (72, 104470), (80, 94023), (90, 83576), (93, 80880), (120, 62682), (124, 60660), (144, 52235), (155, 48528), (180, 41788), (186, 40440), (240, 31341), (248, 30330), (279, 26960), (310, 24264), (337, 22320), (360, 20894), (372, 20220), (465, 16176), (496, 15165), (558, 13480), (620, 12132), (674, 11160), (720, 10447), (744, 10110), (930, 8088), (1011, 7440), (1116, 6740), (1240, 6066), (1348, 5580), (1395, 5392), (1488, 5055), (1685, 4464), (1860, 4044), (2022, 3720), (2232, 3370), (2480, 3033), (2696, 2790)]