156715920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{217661}}^1$

素因数の和:217680

約数の個数: 60

約数和(自身を含む): 526306716

約数和(自身を除く): 369590796

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 217661, 435322, 652983, 870644, 1088305, 1305966, 1741288, 1958949, 2176610, 2611932, 3264915, 3482576, 3917898, 4353220, 5223864, 6529830, 7835796, 8706440, 9794745, 10447728, 13059660, 15671592, 17412880, 19589490, 26119320, 31343184, 39178980, 52238640, 78357960, 156715920]

約数ペア:

[(1, 156715920), (2, 78357960), (3, 52238640), (4, 39178980), (5, 31343184), (6, 26119320), (8, 19589490), (9, 17412880), (10, 15671592), (12, 13059660), (15, 10447728), (16, 9794745), (18, 8706440), (20, 7835796), (24, 6529830), (30, 5223864), (36, 4353220), (40, 3917898), (45, 3482576), (48, 3264915), (60, 2611932), (72, 2176610), (80, 1958949), (90, 1741288), (120, 1305966), (144, 1088305), (180, 870644), (240, 652983), (360, 435322), (720, 217661)]