90968580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 295538880

約数和(自身を除く): 204570300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 67, 76, 90, 95, 114, 134, 171, 180, 190, 201, 228, 268, 285, 335, 342, 380, 397, 402, 570, 603, 670, 684, 794, 804, 855, 1005, 1140, 1191, 1206, 1273, 1340, 1588, 1710, 1985, 2010, 2382, 2412, 2546, 3015, 3420, 3573, 3819, 3970, 4020, 4764, 5092, 5955, 6030, 6365, 7146, 7543, 7638, 7940, 11457, 11910, 12060, 12730, 14292, 15086, 15276, 17865, 19095, 22629, 22914, 23820, 25460, 26599, 30172, 35730, 37715, 38190, 45258, 45828, 53198, 57285, 67887, 71460, 75430, 76380, 79797, 90516, 106396, 113145, 114570, 132995, 135774, 150860, 159594, 226290, 229140, 239391, 265990, 271548, 319188, 339435, 398985, 452580, 478782, 505381, 531980, 678870, 797970, 957564, 1010762, 1196955, 1357740, 1516143, 1595940, 2021524, 2393910, 2526905, 3032286, 4548429, 4787820, 5053810, 6064572, 7580715, 9096858, 10107620, 15161430, 18193716, 22742145, 30322860, 45484290, 90968580]

約数ペア:

[(1, 90968580), (2, 45484290), (3, 30322860), (4, 22742145), (5, 18193716), (6, 15161430), (9, 10107620), (10, 9096858), (12, 7580715), (15, 6064572), (18, 5053810), (19, 4787820), (20, 4548429), (30, 3032286), (36, 2526905), (38, 2393910), (45, 2021524), (57, 1595940), (60, 1516143), (67, 1357740), (76, 1196955), (90, 1010762), (95, 957564), (114, 797970), (134, 678870), (171, 531980), (180, 505381), (190, 478782), (201, 452580), (228, 398985), (268, 339435), (285, 319188), (335, 271548), (342, 265990), (380, 239391), (397, 229140), (402, 226290), (570, 159594), (603, 150860), (670, 135774), (684, 132995), (794, 114570), (804, 113145), (855, 106396), (1005, 90516), (1140, 79797), (1191, 76380), (1206, 75430), (1273, 71460), (1340, 67887), (1588, 57285), (1710, 53198), (1985, 45828), (2010, 45258), (2382, 38190), (2412, 37715), (2546, 35730), (3015, 30172), (3420, 26599), (3573, 25460), (3819, 23820), (3970, 22914), (4020, 22629), (4764, 19095), (5092, 17865), (5955, 15276), (6030, 15086), (6365, 14292), (7146, 12730), (7543, 12060), (7638, 11910), (7940, 11457)]