155952320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 112

約数和(自身を含む): 390144000

約数和(自身を除く): 234191680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 124, 155, 158, 160, 199, 248, 310, 316, 320, 395, 398, 496, 620, 632, 790, 796, 992, 995, 1240, 1264, 1580, 1592, 1984, 1990, 2449, 2480, 2528, 3160, 3184, 3980, 4898, 4960, 5056, 6169, 6320, 6368, 7960, 9796, 9920, 12245, 12338, 12640, 12736, 15721, 15920, 19592, 24490, 24676, 25280, 30845, 31442, 31840, 39184, 48980, 49352, 61690, 62884, 63680, 78368, 78605, 97960, 98704, 123380, 125768, 156736, 157210, 195920, 197408, 246760, 251536, 314420, 391840, 394816, 487351, 493520, 503072, 628840, 783680, 974702, 987040, 1006144, 1257680, 1949404, 1974080, 2436755, 2515360, 3898808, 4873510, 5030720, 7797616, 9747020, 15595232, 19494040, 31190464, 38988080, 77976160, 155952320]

約数ペア:

[(1, 155952320), (2, 77976160), (4, 38988080), (5, 31190464), (8, 19494040), (10, 15595232), (16, 9747020), (20, 7797616), (31, 5030720), (32, 4873510), (40, 3898808), (62, 2515360), (64, 2436755), (79, 1974080), (80, 1949404), (124, 1257680), (155, 1006144), (158, 987040), (160, 974702), (199, 783680), (248, 628840), (310, 503072), (316, 493520), (320, 487351), (395, 394816), (398, 391840), (496, 314420), (620, 251536), (632, 246760), (790, 197408), (796, 195920), (992, 157210), (995, 156736), (1240, 125768), (1264, 123380), (1580, 98704), (1592, 97960), (1984, 78605), (1990, 78368), (2449, 63680), (2480, 62884), (2528, 61690), (3160, 49352), (3184, 48980), (3980, 39184), (4898, 31840), (4960, 31442), (5056, 30845), (6169, 25280), (6320, 24676), (6368, 24490), (7960, 19592), (9796, 15920), (9920, 15721), (12245, 12736), (12338, 12640)]