193511920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:279

約数の個数: 160

約数和(自身を含む): 541679616

約数和(自身を除く): 348167696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 71, 80, 112, 124, 140, 142, 155, 157, 217, 248, 280, 284, 310, 314, 355, 434, 496, 497, 560, 568, 620, 628, 710, 785, 868, 994, 1085, 1099, 1136, 1240, 1256, 1420, 1570, 1736, 1988, 2170, 2198, 2201, 2480, 2485, 2512, 2840, 3140, 3472, 3976, 4340, 4396, 4402, 4867, 4970, 5495, 5680, 6280, 7952, 8680, 8792, 8804, 9734, 9940, 10990, 11005, 11147, 12560, 15407, 17360, 17584, 17608, 19468, 19880, 21980, 22010, 22294, 24335, 30814, 34069, 35216, 38936, 39760, 43960, 44020, 44588, 48670, 55735, 61628, 68138, 77035, 77872, 78029, 87920, 88040, 89176, 97340, 111470, 123256, 136276, 154070, 156058, 170345, 176080, 178352, 194680, 222940, 246512, 272552, 308140, 312116, 340690, 345557, 389360, 390145, 445880, 545104, 616280, 624232, 681380, 691114, 780290, 891760, 1232560, 1248464, 1362760, 1382228, 1560580, 1727785, 2418899, 2725520, 2764456, 3121160, 3455570, 4837798, 5528912, 6242320, 6911140, 9675596, 12094495, 13822280, 19351192, 24188990, 27644560, 38702384, 48377980, 96755960, 193511920]

約数ペア:

[(1, 193511920), (2, 96755960), (4, 48377980), (5, 38702384), (7, 27644560), (8, 24188990), (10, 19351192), (14, 13822280), (16, 12094495), (20, 9675596), (28, 6911140), (31, 6242320), (35, 5528912), (40, 4837798), (56, 3455570), (62, 3121160), (70, 2764456), (71, 2725520), (80, 2418899), (112, 1727785), (124, 1560580), (140, 1382228), (142, 1362760), (155, 1248464), (157, 1232560), (217, 891760), (248, 780290), (280, 691114), (284, 681380), (310, 624232), (314, 616280), (355, 545104), (434, 445880), (496, 390145), (497, 389360), (560, 345557), (568, 340690), (620, 312116), (628, 308140), (710, 272552), (785, 246512), (868, 222940), (994, 194680), (1085, 178352), (1099, 176080), (1136, 170345), (1240, 156058), (1256, 154070), (1420, 136276), (1570, 123256), (1736, 111470), (1988, 97340), (2170, 89176), (2198, 88040), (2201, 87920), (2480, 78029), (2485, 77872), (2512, 77035), (2840, 68138), (3140, 61628), (3472, 55735), (3976, 48670), (4340, 44588), (4396, 44020), (4402, 43960), (4867, 39760), (4970, 38936), (5495, 35216), (5680, 34069), (6280, 30814), (7952, 24335), (8680, 22294), (8792, 22010), (8804, 21980), (9734, 19880), (9940, 19468), (10990, 17608), (11005, 17584), (11147, 17360), (12560, 15407)]