155579840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:430

約数の個数: 112

約数和(自身を含む): 403250400

約数和(自身を除く): 247670560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 149, 160, 208, 251, 260, 298, 320, 416, 502, 520, 596, 745, 832, 1004, 1040, 1192, 1255, 1490, 1937, 2008, 2080, 2384, 2510, 2980, 3263, 3874, 4016, 4160, 4768, 5020, 5960, 6526, 7748, 8032, 9536, 9685, 10040, 11920, 13052, 15496, 16064, 16315, 19370, 20080, 23840, 26104, 30992, 32630, 37399, 38740, 40160, 47680, 52208, 61984, 65260, 74798, 77480, 80320, 104416, 123968, 130520, 149596, 154960, 186995, 208832, 261040, 299192, 309920, 373990, 486187, 522080, 598384, 619840, 747980, 972374, 1044160, 1196768, 1495960, 1944748, 2393536, 2430935, 2991920, 3889496, 4861870, 5983840, 7778992, 9723740, 11967680, 15557984, 19447480, 31115968, 38894960, 77789920, 155579840]

約数ペア:

[(1, 155579840), (2, 77789920), (4, 38894960), (5, 31115968), (8, 19447480), (10, 15557984), (13, 11967680), (16, 9723740), (20, 7778992), (26, 5983840), (32, 4861870), (40, 3889496), (52, 2991920), (64, 2430935), (65, 2393536), (80, 1944748), (104, 1495960), (130, 1196768), (149, 1044160), (160, 972374), (208, 747980), (251, 619840), (260, 598384), (298, 522080), (320, 486187), (416, 373990), (502, 309920), (520, 299192), (596, 261040), (745, 208832), (832, 186995), (1004, 154960), (1040, 149596), (1192, 130520), (1255, 123968), (1490, 104416), (1937, 80320), (2008, 77480), (2080, 74798), (2384, 65260), (2510, 61984), (2980, 52208), (3263, 47680), (3874, 40160), (4016, 38740), (4160, 37399), (4768, 32630), (5020, 30992), (5960, 26104), (6526, 23840), (7748, 20080), (8032, 19370), (9536, 16315), (9685, 16064), (10040, 15496), (11920, 13052)]