2015025920

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 5007047808

約数和(自身を除く): 2992021888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 157, 160, 185, 256, 271, 296, 314, 320, 370, 542, 592, 628, 640, 740, 785, 1084, 1184, 1256, 1280, 1355, 1480, 1570, 2168, 2368, 2512, 2710, 2960, 3140, 4336, 4736, 5024, 5420, 5809, 5920, 6280, 8672, 9472, 10027, 10048, 10840, 11618, 11840, 12560, 17344, 20054, 20096, 21680, 23236, 23680, 25120, 29045, 34688, 40108, 40192, 42547, 43360, 46472, 47360, 50135, 50240, 58090, 69376, 80216, 85094, 86720, 92944, 100270, 100480, 116180, 160432, 170188, 173440, 185888, 200540, 200960, 212735, 232360, 320864, 340376, 346880, 371776, 401080, 425470, 464720, 641728, 680752, 743552, 802160, 850940, 929440, 1283456, 1361504, 1487104, 1574239, 1604320, 1701880, 1858880, 2566912, 2723008, 3148478, 3208640, 3403760, 3717760, 5446016, 6296956, 6417280, 6807520, 7435520, 7871195, 10892032, 12593912, 12834560, 13615040, 15742390, 25187824, 27230080, 31484780, 50375648, 54460160, 62969560, 100751296, 125939120, 201502592, 251878240, 403005184, 503756480, 1007512960, 2015025920]

約数ペア:

[(1, 2015025920), (2, 1007512960), (4, 503756480), (5, 403005184), (8, 251878240), (10, 201502592), (16, 125939120), (20, 100751296), (32, 62969560), (37, 54460160), (40, 50375648), (64, 31484780), (74, 27230080), (80, 25187824), (128, 15742390), (148, 13615040), (157, 12834560), (160, 12593912), (185, 10892032), (256, 7871195), (271, 7435520), (296, 6807520), (314, 6417280), (320, 6296956), (370, 5446016), (542, 3717760), (592, 3403760), (628, 3208640), (640, 3148478), (740, 2723008), (785, 2566912), (1084, 1858880), (1184, 1701880), (1256, 1604320), (1280, 1574239), (1355, 1487104), (1480, 1361504), (1570, 1283456), (2168, 929440), (2368, 850940), (2512, 802160), (2710, 743552), (2960, 680752), (3140, 641728), (4336, 464720), (4736, 425470), (5024, 401080), (5420, 371776), (5809, 346880), (5920, 340376), (6280, 320864), (8672, 232360), (9472, 212735), (10027, 200960), (10048, 200540), (10840, 185888), (11618, 173440), (11840, 170188), (12560, 160432), (17344, 116180), (20054, 100480), (20096, 100270), (21680, 92944), (23236, 86720), (23680, 85094), (25120, 80216), (29045, 69376), (34688, 58090), (40108, 50240), (40192, 50135), (42547, 47360), (43360, 46472)]