78625920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1374

約数の個数: 128

約数和(自身を含む): 258900480

約数和(自身を除く): 180274560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1321, 1488, 1860, 1920, 1984, 2480, 2642, 2976, 3720, 3963, 3968, 4960, 5284, 5952, 6605, 7440, 7926, 9920, 10568, 11904, 13210, 14880, 15852, 19815, 19840, 21136, 26420, 29760, 31704, 39630, 40951, 42272, 52840, 59520, 63408, 79260, 81902, 84544, 105680, 122853, 126816, 158520, 163804, 169088, 204755, 211360, 245706, 253632, 317040, 327608, 409510, 422720, 491412, 507264, 614265, 634080, 655216, 819020, 845440, 982824, 1228530, 1268160, 1310432, 1638040, 1965648, 2457060, 2536320, 2620864, 3276080, 3931296, 4914120, 5241728, 6552160, 7862592, 9828240, 13104320, 15725184, 19656480, 26208640, 39312960, 78625920]

約数ペア:

[(1, 78625920), (2, 39312960), (3, 26208640), (4, 19656480), (5, 15725184), (6, 13104320), (8, 9828240), (10, 7862592), (12, 6552160), (15, 5241728), (16, 4914120), (20, 3931296), (24, 3276080), (30, 2620864), (31, 2536320), (32, 2457060), (40, 1965648), (48, 1638040), (60, 1310432), (62, 1268160), (64, 1228530), (80, 982824), (93, 845440), (96, 819020), (120, 655216), (124, 634080), (128, 614265), (155, 507264), (160, 491412), (186, 422720), (192, 409510), (240, 327608), (248, 317040), (310, 253632), (320, 245706), (372, 211360), (384, 204755), (465, 169088), (480, 163804), (496, 158520), (620, 126816), (640, 122853), (744, 105680), (930, 84544), (960, 81902), (992, 79260), (1240, 63408), (1321, 59520), (1488, 52840), (1860, 42272), (1920, 40951), (1984, 39630), (2480, 31704), (2642, 29760), (2976, 26420), (3720, 21136), (3963, 19840), (3968, 19815), (4960, 15852), (5284, 14880), (5952, 13210), (6605, 11904), (7440, 10568), (7926, 9920)]