1638117840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{101873}}^1$

素因数の和:101956

約数の個数: 80

約数和(自身を含む): 5154009408

約数和(自身を除く): 3515891568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 120, 134, 201, 240, 268, 335, 402, 536, 670, 804, 1005, 1072, 1340, 1608, 2010, 2680, 3216, 4020, 5360, 8040, 16080, 101873, 203746, 305619, 407492, 509365, 611238, 814984, 1018730, 1222476, 1528095, 1629968, 2037460, 2444952, 3056190, 4074920, 4889904, 6112380, 6825491, 8149840, 12224760, 13650982, 20476473, 24449520, 27301964, 34127455, 40952946, 54603928, 68254910, 81905892, 102382365, 109207856, 136509820, 163811784, 204764730, 273019640, 327623568, 409529460, 546039280, 819058920, 1638117840]

約数ペア:

[(1, 1638117840), (2, 819058920), (3, 546039280), (4, 409529460), (5, 327623568), (6, 273019640), (8, 204764730), (10, 163811784), (12, 136509820), (15, 109207856), (16, 102382365), (20, 81905892), (24, 68254910), (30, 54603928), (40, 40952946), (48, 34127455), (60, 27301964), (67, 24449520), (80, 20476473), (120, 13650982), (134, 12224760), (201, 8149840), (240, 6825491), (268, 6112380), (335, 4889904), (402, 4074920), (536, 3056190), (670, 2444952), (804, 2037460), (1005, 1629968), (1072, 1528095), (1340, 1222476), (1608, 1018730), (2010, 814984), (2680, 611238), (3216, 509365), (4020, 407492), (5360, 305619), (8040, 203746), (16080, 101873)]