12319920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:331

約数の個数: 120

約数和(自身を含む): 42131232

約数和(自身を除く): 29811312

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, 241, 284, 355, 360, 426, 482, 568, 639, 710, 720, 723, 852, 964, 1065, 1136, 1205, 1278, 1420, 1446, 1704, 1928, 2130, 2169, 2410, 2556, 2840, 2892, 3195, 3408, 3615, 3856, 4260, 4338, 4820, 5112, 5680, 5784, 6390, 7230, 8520, 8676, 9640, 10224, 10845, 11568, 12780, 14460, 17040, 17111, 17352, 19280, 21690, 25560, 28920, 34222, 34704, 43380, 51120, 51333, 57840, 68444, 85555, 86760, 102666, 136888, 153999, 171110, 173520, 205332, 256665, 273776, 307998, 342220, 410664, 513330, 615996, 684440, 769995, 821328, 1026660, 1231992, 1368880, 1539990, 2053320, 2463984, 3079980, 4106640, 6159960, 12319920]

約数ペア:

[(1, 12319920), (2, 6159960), (3, 4106640), (4, 3079980), (5, 2463984), (6, 2053320), (8, 1539990), (9, 1368880), (10, 1231992), (12, 1026660), (15, 821328), (16, 769995), (18, 684440), (20, 615996), (24, 513330), (30, 410664), (36, 342220), (40, 307998), (45, 273776), (48, 256665), (60, 205332), (71, 173520), (72, 171110), (80, 153999), (90, 136888), (120, 102666), (142, 86760), (144, 85555), (180, 68444), (213, 57840), (240, 51333), (241, 51120), (284, 43380), (355, 34704), (360, 34222), (426, 28920), (482, 25560), (568, 21690), (639, 19280), (710, 17352), (720, 17111), (723, 17040), (852, 14460), (964, 12780), (1065, 11568), (1136, 10845), (1205, 10224), (1278, 9640), (1420, 8676), (1446, 8520), (1704, 7230), (1928, 6390), (2130, 5784), (2169, 5680), (2410, 5112), (2556, 4820), (2840, 4338), (2892, 4260), (3195, 3856), (3408, 3615)]