168775880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 471744000

約数和(自身を除く): 302968120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 199, 233, 260, 280, 364, 398, 455, 466, 520, 728, 796, 910, 932, 995, 1165, 1393, 1592, 1631, 1820, 1864, 1990, 2330, 2587, 2786, 3029, 3262, 3640, 3980, 4660, 5174, 5572, 6058, 6524, 6965, 7960, 8155, 9320, 10348, 11144, 12116, 12935, 13048, 13930, 15145, 16310, 18109, 20696, 21203, 24232, 25870, 27860, 30290, 32620, 36218, 42406, 46367, 51740, 55720, 60580, 65240, 72436, 84812, 90545, 92734, 103480, 106015, 121160, 144872, 169624, 181090, 185468, 212030, 231835, 324569, 362180, 370936, 424060, 463670, 602771, 649138, 724360, 848120, 927340, 1205542, 1298276, 1622845, 1854680, 2411084, 2596552, 3013855, 3245690, 4219397, 4822168, 6027710, 6491380, 8438794, 12055420, 12982760, 16877588, 21096985, 24110840, 33755176, 42193970, 84387940, 168775880]

約数ペア:

[(1, 168775880), (2, 84387940), (4, 42193970), (5, 33755176), (7, 24110840), (8, 21096985), (10, 16877588), (13, 12982760), (14, 12055420), (20, 8438794), (26, 6491380), (28, 6027710), (35, 4822168), (40, 4219397), (52, 3245690), (56, 3013855), (65, 2596552), (70, 2411084), (91, 1854680), (104, 1622845), (130, 1298276), (140, 1205542), (182, 927340), (199, 848120), (233, 724360), (260, 649138), (280, 602771), (364, 463670), (398, 424060), (455, 370936), (466, 362180), (520, 324569), (728, 231835), (796, 212030), (910, 185468), (932, 181090), (995, 169624), (1165, 144872), (1393, 121160), (1592, 106015), (1631, 103480), (1820, 92734), (1864, 90545), (1990, 84812), (2330, 72436), (2587, 65240), (2786, 60580), (3029, 55720), (3262, 51740), (3640, 46367), (3980, 42406), (4660, 36218), (5174, 32620), (5572, 30290), (6058, 27860), (6524, 25870), (6965, 24232), (7960, 21203), (8155, 20696), (9320, 18109), (10348, 16310), (11144, 15145), (12116, 13930), (12935, 13048)]