67721520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2909}}^1$

素因数の和:3022

約数の個数: 80

約数和(自身を含む): 212173920

約数和(自身を除く): 144452400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2909, 2910, 3880, 4656, 5818, 5820, 7760, 8727, 11636, 11640, 14545, 17454, 23272, 23280, 29090, 34908, 43635, 46544, 58180, 69816, 87270, 116360, 139632, 174540, 232720, 282173, 349080, 564346, 698160, 846519, 1128692, 1410865, 1693038, 2257384, 2821730, 3386076, 4232595, 4514768, 5643460, 6772152, 8465190, 11286920, 13544304, 16930380, 22573840, 33860760, 67721520]

約数ペア:

[(1, 67721520), (2, 33860760), (3, 22573840), (4, 16930380), (5, 13544304), (6, 11286920), (8, 8465190), (10, 6772152), (12, 5643460), (15, 4514768), (16, 4232595), (20, 3386076), (24, 2821730), (30, 2257384), (40, 1693038), (48, 1410865), (60, 1128692), (80, 846519), (97, 698160), (120, 564346), (194, 349080), (240, 282173), (291, 232720), (388, 174540), (485, 139632), (582, 116360), (776, 87270), (970, 69816), (1164, 58180), (1455, 46544), (1552, 43635), (1940, 34908), (2328, 29090), (2909, 23280), (2910, 23272), (3880, 17454), (4656, 14545), (5818, 11640), (5820, 11636), (7760, 8727)]