209206920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2273}}^1$

素因数の和:2359

約数の個数: 128

約数和(自身を含む): 687657600

約数和(自身を除く): 478450680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 59, 60, 65, 78, 104, 118, 120, 130, 156, 177, 195, 236, 260, 295, 312, 354, 390, 472, 520, 590, 708, 767, 780, 885, 1180, 1416, 1534, 1560, 1770, 2273, 2301, 2360, 3068, 3540, 3835, 4546, 4602, 6136, 6819, 7080, 7670, 9092, 9204, 11365, 11505, 13638, 15340, 18184, 18408, 22730, 23010, 27276, 29549, 30680, 34095, 45460, 46020, 54552, 59098, 68190, 88647, 90920, 92040, 118196, 134107, 136380, 147745, 177294, 236392, 268214, 272760, 295490, 354588, 402321, 443235, 536428, 590980, 670535, 709176, 804642, 886470, 1072856, 1181960, 1341070, 1609284, 1743391, 1772940, 2011605, 2682140, 3218568, 3486782, 3545880, 4023210, 5230173, 5364280, 6973564, 8046420, 8716955, 10460346, 13947128, 16092840, 17433910, 20920692, 26150865, 34867820, 41841384, 52301730, 69735640, 104603460, 209206920]

約数ペア:

[(1, 209206920), (2, 104603460), (3, 69735640), (4, 52301730), (5, 41841384), (6, 34867820), (8, 26150865), (10, 20920692), (12, 17433910), (13, 16092840), (15, 13947128), (20, 10460346), (24, 8716955), (26, 8046420), (30, 6973564), (39, 5364280), (40, 5230173), (52, 4023210), (59, 3545880), (60, 3486782), (65, 3218568), (78, 2682140), (104, 2011605), (118, 1772940), (120, 1743391), (130, 1609284), (156, 1341070), (177, 1181960), (195, 1072856), (236, 886470), (260, 804642), (295, 709176), (312, 670535), (354, 590980), (390, 536428), (472, 443235), (520, 402321), (590, 354588), (708, 295490), (767, 272760), (780, 268214), (885, 236392), (1180, 177294), (1416, 147745), (1534, 136380), (1560, 134107), (1770, 118196), (2273, 92040), (2301, 90920), (2360, 88647), (3068, 68190), (3540, 59098), (3835, 54552), (4546, 46020), (4602, 45460), (6136, 34095), (6819, 30680), (7080, 29549), (7670, 27276), (9092, 23010), (9204, 22730), (11365, 18408), (11505, 18184), (13638, 15340)]