168639720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17789}}^1$

素因数の和:17882

約数の個数: 64

約数和(自身を含む): 512352000

約数和(自身を除く): 343712280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 17789, 35578, 53367, 71156, 88945, 106734, 142312, 177890, 213468, 266835, 355780, 426936, 533670, 711560, 1067340, 1405331, 2134680, 2810662, 4215993, 5621324, 7026655, 8431986, 11242648, 14053310, 16863972, 21079965, 28106620, 33727944, 42159930, 56213240, 84319860, 168639720]

約数ペア:

[(1, 168639720), (2, 84319860), (3, 56213240), (4, 42159930), (5, 33727944), (6, 28106620), (8, 21079965), (10, 16863972), (12, 14053310), (15, 11242648), (20, 8431986), (24, 7026655), (30, 5621324), (40, 4215993), (60, 2810662), (79, 2134680), (120, 1405331), (158, 1067340), (237, 711560), (316, 533670), (395, 426936), (474, 355780), (632, 266835), (790, 213468), (948, 177890), (1185, 142312), (1580, 106734), (1896, 88945), (2370, 71156), (3160, 53367), (4740, 35578), (9480, 17789)]