55441760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 153180720

約数和(自身を除く): 97738960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 109, 110, 136, 160, 170, 176, 187, 218, 220, 272, 289, 340, 352, 374, 436, 440, 544, 545, 578, 680, 748, 872, 880, 935, 1090, 1156, 1199, 1360, 1445, 1496, 1744, 1760, 1853, 1870, 2180, 2312, 2398, 2720, 2890, 2992, 3179, 3488, 3706, 3740, 4360, 4624, 4796, 5780, 5984, 5995, 6358, 7412, 7480, 8720, 9248, 9265, 9592, 11560, 11990, 12716, 14824, 14960, 15895, 17440, 18530, 19184, 20383, 23120, 23980, 25432, 29648, 29920, 31501, 31790, 37060, 38368, 40766, 46240, 47960, 50864, 59296, 63002, 63580, 74120, 81532, 95920, 101728, 101915, 126004, 127160, 148240, 157505, 163064, 191840, 203830, 252008, 254320, 296480, 315010, 326128, 346511, 407660, 504016, 508640, 630020, 652256, 693022, 815320, 1008032, 1260040, 1386044, 1630640, 1732555, 2520080, 2772088, 3261280, 3465110, 5040160, 5544176, 6930220, 11088352, 13860440, 27720880, 55441760]

約数ペア:

[(1, 55441760), (2, 27720880), (4, 13860440), (5, 11088352), (8, 6930220), (10, 5544176), (11, 5040160), (16, 3465110), (17, 3261280), (20, 2772088), (22, 2520080), (32, 1732555), (34, 1630640), (40, 1386044), (44, 1260040), (55, 1008032), (68, 815320), (80, 693022), (85, 652256), (88, 630020), (109, 508640), (110, 504016), (136, 407660), (160, 346511), (170, 326128), (176, 315010), (187, 296480), (218, 254320), (220, 252008), (272, 203830), (289, 191840), (340, 163064), (352, 157505), (374, 148240), (436, 127160), (440, 126004), (544, 101915), (545, 101728), (578, 95920), (680, 81532), (748, 74120), (872, 63580), (880, 63002), (935, 59296), (1090, 50864), (1156, 47960), (1199, 46240), (1360, 40766), (1445, 38368), (1496, 37060), (1744, 31790), (1760, 31501), (1853, 29920), (1870, 29648), (2180, 25432), (2312, 23980), (2398, 23120), (2720, 20383), (2890, 19184), (2992, 18530), (3179, 17440), (3488, 15895), (3706, 14960), (3740, 14824), (4360, 12716), (4624, 11990), (4796, 11560), (5780, 9592), (5984, 9265), (5995, 9248), (6358, 8720), (7412, 7480)]