79677640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:935

約数の個数: 128

約数和(自身を含む): 228614400

約数和(自身を除く): 148936760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 238, 266, 280, 323, 340, 380, 476, 532, 595, 646, 665, 680, 760, 881, 952, 1064, 1190, 1292, 1330, 1615, 1762, 2261, 2380, 2584, 2660, 3230, 3524, 4405, 4522, 4760, 5320, 6167, 6460, 7048, 8810, 9044, 11305, 12334, 12920, 14977, 16739, 17620, 18088, 22610, 24668, 29954, 30835, 33478, 35240, 45220, 49336, 59908, 61670, 66956, 74885, 83695, 90440, 104839, 117173, 119816, 123340, 133912, 149770, 167390, 209678, 234346, 246680, 284563, 299540, 334780, 419356, 468692, 524195, 569126, 585865, 599080, 669560, 838712, 937384, 1048390, 1138252, 1171730, 1422815, 1991941, 2096780, 2276504, 2343460, 2845630, 3983882, 4193560, 4686920, 5691260, 7967764, 9959705, 11382520, 15935528, 19919410, 39838820, 79677640]

約数ペア:

[(1, 79677640), (2, 39838820), (4, 19919410), (5, 15935528), (7, 11382520), (8, 9959705), (10, 7967764), (14, 5691260), (17, 4686920), (19, 4193560), (20, 3983882), (28, 2845630), (34, 2343460), (35, 2276504), (38, 2096780), (40, 1991941), (56, 1422815), (68, 1171730), (70, 1138252), (76, 1048390), (85, 937384), (95, 838712), (119, 669560), (133, 599080), (136, 585865), (140, 569126), (152, 524195), (170, 468692), (190, 419356), (238, 334780), (266, 299540), (280, 284563), (323, 246680), (340, 234346), (380, 209678), (476, 167390), (532, 149770), (595, 133912), (646, 123340), (665, 119816), (680, 117173), (760, 104839), (881, 90440), (952, 83695), (1064, 74885), (1190, 66956), (1292, 61670), (1330, 59908), (1615, 49336), (1762, 45220), (2261, 35240), (2380, 33478), (2584, 30835), (2660, 29954), (3230, 24668), (3524, 22610), (4405, 18088), (4522, 17620), (4760, 16739), (5320, 14977), (6167, 12920), (6460, 12334), (7048, 11305), (8810, 9044)]