72408870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 205148160

約数和(自身を除く): 132739290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 41, 45, 54, 62, 82, 90, 93, 123, 135, 155, 186, 205, 211, 246, 270, 279, 310, 369, 410, 422, 465, 558, 615, 633, 738, 837, 930, 1055, 1107, 1230, 1266, 1271, 1395, 1674, 1845, 1899, 2110, 2214, 2542, 2790, 3165, 3690, 3798, 3813, 4185, 5535, 5697, 6330, 6355, 6541, 7626, 8370, 8651, 9495, 11070, 11394, 11439, 12710, 13082, 17302, 18990, 19065, 19623, 22878, 25953, 28485, 32705, 34317, 38130, 39246, 43255, 51906, 56970, 57195, 58869, 65410, 68634, 77859, 86510, 98115, 114390, 117738, 129765, 155718, 171585, 176607, 196230, 233577, 259530, 268181, 294345, 343170, 353214, 389295, 467154, 536362, 588690, 778590, 804543, 883035, 1167885, 1340905, 1609086, 1766070, 2335770, 2413629, 2681810, 4022715, 4827258, 7240887, 8045430, 12068145, 14481774, 24136290, 36204435, 72408870]

約数ペア:

[(1, 72408870), (2, 36204435), (3, 24136290), (5, 14481774), (6, 12068145), (9, 8045430), (10, 7240887), (15, 4827258), (18, 4022715), (27, 2681810), (30, 2413629), (31, 2335770), (41, 1766070), (45, 1609086), (54, 1340905), (62, 1167885), (82, 883035), (90, 804543), (93, 778590), (123, 588690), (135, 536362), (155, 467154), (186, 389295), (205, 353214), (211, 343170), (246, 294345), (270, 268181), (279, 259530), (310, 233577), (369, 196230), (410, 176607), (422, 171585), (465, 155718), (558, 129765), (615, 117738), (633, 114390), (738, 98115), (837, 86510), (930, 77859), (1055, 68634), (1107, 65410), (1230, 58869), (1266, 57195), (1271, 56970), (1395, 51906), (1674, 43255), (1845, 39246), (1899, 38130), (2110, 34317), (2214, 32705), (2542, 28485), (2790, 25953), (3165, 22878), (3690, 19623), (3798, 19065), (3813, 18990), (4185, 17302), (5535, 13082), (5697, 12710), (6330, 11439), (6355, 11394), (6541, 11070), (7626, 9495), (8370, 8651)]