30620880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:689

約数の個数: 120

約数和(自身を含む): 104457600

約数和(自身を除く): 73836720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 599, 639, 710, 720, 852, 1065, 1136, 1198, 1278, 1420, 1704, 1797, 2130, 2396, 2556, 2840, 2995, 3195, 3408, 3594, 4260, 4792, 5112, 5391, 5680, 5990, 6390, 7188, 8520, 8985, 9584, 10224, 10782, 11980, 12780, 14376, 17040, 17970, 21564, 23960, 25560, 26955, 28752, 35940, 42529, 43128, 47920, 51120, 53910, 71880, 85058, 86256, 107820, 127587, 143760, 170116, 212645, 215640, 255174, 340232, 382761, 425290, 431280, 510348, 637935, 680464, 765522, 850580, 1020696, 1275870, 1531044, 1701160, 1913805, 2041392, 2551740, 3062088, 3402320, 3827610, 5103480, 6124176, 7655220, 10206960, 15310440, 30620880]

約数ペア:

[(1, 30620880), (2, 15310440), (3, 10206960), (4, 7655220), (5, 6124176), (6, 5103480), (8, 3827610), (9, 3402320), (10, 3062088), (12, 2551740), (15, 2041392), (16, 1913805), (18, 1701160), (20, 1531044), (24, 1275870), (30, 1020696), (36, 850580), (40, 765522), (45, 680464), (48, 637935), (60, 510348), (71, 431280), (72, 425290), (80, 382761), (90, 340232), (120, 255174), (142, 215640), (144, 212645), (180, 170116), (213, 143760), (240, 127587), (284, 107820), (355, 86256), (360, 85058), (426, 71880), (568, 53910), (599, 51120), (639, 47920), (710, 43128), (720, 42529), (852, 35940), (1065, 28752), (1136, 26955), (1198, 25560), (1278, 23960), (1420, 21564), (1704, 17970), (1797, 17040), (2130, 14376), (2396, 12780), (2556, 11980), (2840, 10782), (2995, 10224), (3195, 9584), (3408, 8985), (3594, 8520), (4260, 7188), (4792, 6390), (5112, 5990), (5391, 5680)]