138329520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{82339}}^1$

素因数の和:82362

約数の個数: 80

約数和(自身を含む): 490087680

約数和(自身を除く): 351758160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 82339, 164678, 247017, 329356, 411695, 494034, 576373, 658712, 823390, 988068, 1152746, 1235085, 1317424, 1646780, 1729119, 1976136, 2305492, 2470170, 2881865, 3293560, 3458238, 3952272, 4610984, 4940340, 5763730, 6587120, 6916476, 8645595, 9221968, 9880680, 11527460, 13832952, 17291190, 19761360, 23054920, 27665904, 34582380, 46109840, 69164760, 138329520]

約数ペア:

[(1, 138329520), (2, 69164760), (3, 46109840), (4, 34582380), (5, 27665904), (6, 23054920), (7, 19761360), (8, 17291190), (10, 13832952), (12, 11527460), (14, 9880680), (15, 9221968), (16, 8645595), (20, 6916476), (21, 6587120), (24, 5763730), (28, 4940340), (30, 4610984), (35, 3952272), (40, 3458238), (42, 3293560), (48, 2881865), (56, 2470170), (60, 2305492), (70, 1976136), (80, 1729119), (84, 1646780), (105, 1317424), (112, 1235085), (120, 1152746), (140, 988068), (168, 823390), (210, 658712), (240, 576373), (280, 494034), (336, 411695), (420, 329356), (560, 247017), (840, 164678), (1680, 82339)]