221497176

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 602795520

約数和(自身を除く): 381298344

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 53, 67, 69, 92, 106, 113, 134, 138, 159, 184, 201, 212, 226, 268, 276, 318, 339, 402, 424, 452, 536, 552, 636, 678, 804, 904, 1219, 1272, 1356, 1541, 1608, 2438, 2599, 2712, 3082, 3551, 3657, 4623, 4876, 5198, 5989, 6164, 7102, 7314, 7571, 7797, 9246, 9752, 10396, 10653, 11978, 12328, 14204, 14628, 15142, 15594, 17967, 18492, 20792, 21306, 22713, 23956, 28408, 29256, 30284, 31188, 35934, 36984, 42612, 45426, 47912, 60568, 62376, 71868, 81673, 85224, 90852, 137747, 143736, 163346, 174133, 181704, 245019, 275494, 326692, 348266, 401263, 413241, 490038, 522399, 550988, 653384, 696532, 802526, 826482, 980076, 1044798, 1101976, 1203789, 1393064, 1605052, 1652964, 1960152, 2089596, 2407578, 3210104, 3305928, 4179192, 4815156, 9229049, 9630312, 18458098, 27687147, 36916196, 55374294, 73832392, 110748588, 221497176]

約数ペア:

[(1, 221497176), (2, 110748588), (3, 73832392), (4, 55374294), (6, 36916196), (8, 27687147), (12, 18458098), (23, 9630312), (24, 9229049), (46, 4815156), (53, 4179192), (67, 3305928), (69, 3210104), (92, 2407578), (106, 2089596), (113, 1960152), (134, 1652964), (138, 1605052), (159, 1393064), (184, 1203789), (201, 1101976), (212, 1044798), (226, 980076), (268, 826482), (276, 802526), (318, 696532), (339, 653384), (402, 550988), (424, 522399), (452, 490038), (536, 413241), (552, 401263), (636, 348266), (678, 326692), (804, 275494), (904, 245019), (1219, 181704), (1272, 174133), (1356, 163346), (1541, 143736), (1608, 137747), (2438, 90852), (2599, 85224), (2712, 81673), (3082, 71868), (3551, 62376), (3657, 60568), (4623, 47912), (4876, 45426), (5198, 42612), (5989, 36984), (6164, 35934), (7102, 31188), (7314, 30284), (7571, 29256), (7797, 28408), (9246, 23956), (9752, 22713), (10396, 21306), (10653, 20792), (11978, 18492), (12328, 17967), (14204, 15594), (14628, 15142)]