142551640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1553

約数の個数: 128

約数和(自身を含む): 413061120

約数和(自身を除く): 270509480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 616, 620, 682, 770, 868, 1085, 1240, 1364, 1493, 1540, 1705, 1736, 2170, 2387, 2728, 2986, 3080, 3410, 4340, 4774, 5972, 6820, 7465, 8680, 9548, 10451, 11935, 11944, 13640, 14930, 16423, 19096, 20902, 23870, 29860, 32846, 41804, 46283, 47740, 52255, 59720, 65692, 82115, 83608, 92566, 95480, 104510, 114961, 131384, 164230, 185132, 209020, 229922, 231415, 323981, 328460, 370264, 418040, 459844, 462830, 509113, 574805, 647962, 656920, 919688, 925660, 1018226, 1149610, 1295924, 1619905, 1851320, 2036452, 2299220, 2545565, 2591848, 3239810, 3563791, 4072904, 4598440, 5091130, 6479620, 7127582, 10182260, 12959240, 14255164, 17818955, 20364520, 28510328, 35637910, 71275820, 142551640]

約数ペア:

[(1, 142551640), (2, 71275820), (4, 35637910), (5, 28510328), (7, 20364520), (8, 17818955), (10, 14255164), (11, 12959240), (14, 10182260), (20, 7127582), (22, 6479620), (28, 5091130), (31, 4598440), (35, 4072904), (40, 3563791), (44, 3239810), (55, 2591848), (56, 2545565), (62, 2299220), (70, 2036452), (77, 1851320), (88, 1619905), (110, 1295924), (124, 1149610), (140, 1018226), (154, 925660), (155, 919688), (217, 656920), (220, 647962), (248, 574805), (280, 509113), (308, 462830), (310, 459844), (341, 418040), (385, 370264), (434, 328460), (440, 323981), (616, 231415), (620, 229922), (682, 209020), (770, 185132), (868, 164230), (1085, 131384), (1240, 114961), (1364, 104510), (1493, 95480), (1540, 92566), (1705, 83608), (1736, 82115), (2170, 65692), (2387, 59720), (2728, 52255), (2986, 47740), (3080, 46283), (3410, 41804), (4340, 32846), (4774, 29860), (5972, 23870), (6820, 20902), (7465, 19096), (8680, 16423), (9548, 14930), (10451, 13640), (11935, 11944)]