840226920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4241}}^1$

素因数の和:4395

約数の個数: 128

約数和(自身を含む): 2736599040

約数和(自身を除く): 1896372120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 127, 130, 156, 195, 254, 260, 312, 381, 390, 508, 520, 635, 762, 780, 1016, 1270, 1524, 1560, 1651, 1905, 2540, 3048, 3302, 3810, 4241, 4953, 5080, 6604, 7620, 8255, 8482, 9906, 12723, 13208, 15240, 16510, 16964, 19812, 21205, 24765, 25446, 33020, 33928, 39624, 42410, 49530, 50892, 55133, 63615, 66040, 84820, 99060, 101784, 110266, 127230, 165399, 169640, 198120, 220532, 254460, 275665, 330798, 441064, 508920, 538607, 551330, 661596, 826995, 1077214, 1102660, 1323192, 1615821, 1653990, 2154428, 2205320, 2693035, 3231642, 3307980, 4308856, 5386070, 6463284, 6615960, 7001891, 8079105, 10772140, 12926568, 14003782, 16158210, 21005673, 21544280, 28007564, 32316420, 35009455, 42011346, 56015128, 64632840, 70018910, 84022692, 105028365, 140037820, 168045384, 210056730, 280075640, 420113460, 840226920]

約数ペア:

[(1, 840226920), (2, 420113460), (3, 280075640), (4, 210056730), (5, 168045384), (6, 140037820), (8, 105028365), (10, 84022692), (12, 70018910), (13, 64632840), (15, 56015128), (20, 42011346), (24, 35009455), (26, 32316420), (30, 28007564), (39, 21544280), (40, 21005673), (52, 16158210), (60, 14003782), (65, 12926568), (78, 10772140), (104, 8079105), (120, 7001891), (127, 6615960), (130, 6463284), (156, 5386070), (195, 4308856), (254, 3307980), (260, 3231642), (312, 2693035), (381, 2205320), (390, 2154428), (508, 1653990), (520, 1615821), (635, 1323192), (762, 1102660), (780, 1077214), (1016, 826995), (1270, 661596), (1524, 551330), (1560, 538607), (1651, 508920), (1905, 441064), (2540, 330798), (3048, 275665), (3302, 254460), (3810, 220532), (4241, 198120), (4953, 169640), (5080, 165399), (6604, 127230), (7620, 110266), (8255, 101784), (8482, 99060), (9906, 84820), (12723, 66040), (13208, 63615), (15240, 55133), (16510, 50892), (16964, 49530), (19812, 42410), (21205, 39624), (24765, 33928), (25446, 33020)]