55721520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{8599}}^1$

素因数の和:8624

約数の個数: 100

約数和(自身を含む): 193551600

約数和(自身を除く): 137830080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 8599, 17198, 25797, 34396, 42995, 51594, 68792, 77391, 85990, 103188, 128985, 137584, 154782, 171980, 206376, 232173, 257970, 309564, 343960, 386955, 412752, 464346, 515940, 619128, 687920, 696519, 773910, 928692, 1031880, 1160865, 1238256, 1393038, 1547820, 1857384, 2063760, 2321730, 2786076, 3095640, 3482595, 3714768, 4643460, 5572152, 6191280, 6965190, 9286920, 11144304, 13930380, 18573840, 27860760, 55721520]

約数ペア:

[(1, 55721520), (2, 27860760), (3, 18573840), (4, 13930380), (5, 11144304), (6, 9286920), (8, 6965190), (9, 6191280), (10, 5572152), (12, 4643460), (15, 3714768), (16, 3482595), (18, 3095640), (20, 2786076), (24, 2321730), (27, 2063760), (30, 1857384), (36, 1547820), (40, 1393038), (45, 1238256), (48, 1160865), (54, 1031880), (60, 928692), (72, 773910), (80, 696519), (81, 687920), (90, 619128), (108, 515940), (120, 464346), (135, 412752), (144, 386955), (162, 343960), (180, 309564), (216, 257970), (240, 232173), (270, 206376), (324, 171980), (360, 154782), (405, 137584), (432, 128985), (540, 103188), (648, 85990), (720, 77391), (810, 68792), (1080, 51594), (1296, 42995), (1620, 34396), (2160, 25797), (3240, 17198), (6480, 8599)]