154820440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{593}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 357968160

約数和(自身を除く): 203147720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 107, 122, 214, 244, 305, 428, 488, 535, 593, 610, 856, 1070, 1186, 1220, 2140, 2372, 2440, 2965, 4280, 4744, 5930, 6527, 11860, 13054, 23720, 26108, 32635, 36173, 52216, 63451, 65270, 72346, 126902, 130540, 144692, 180865, 253804, 261080, 289384, 317255, 361730, 507608, 634510, 723460, 1269020, 1446920, 2538040, 3870511, 7741022, 15482044, 19352555, 30964088, 38705110, 77410220, 154820440]

約数ペア:

[(1, 154820440), (2, 77410220), (4, 38705110), (5, 30964088), (8, 19352555), (10, 15482044), (20, 7741022), (40, 3870511), (61, 2538040), (107, 1446920), (122, 1269020), (214, 723460), (244, 634510), (305, 507608), (428, 361730), (488, 317255), (535, 289384), (593, 261080), (610, 253804), (856, 180865), (1070, 144692), (1186, 130540), (1220, 126902), (2140, 72346), (2372, 65270), (2440, 63451), (2965, 52216), (4280, 36173), (4744, 32635), (5930, 26108), (6527, 23720), (11860, 13054)]