128914176

素因数分解:

$2^8\times 3^1\times {\mathrm{229}}^1\times {\mathrm{733}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 345068080

約数和(自身を除く): 216153904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 229, 256, 384, 458, 687, 733, 768, 916, 1374, 1466, 1832, 2199, 2748, 2932, 3664, 4398, 5496, 5864, 7328, 8796, 10992, 11728, 14656, 17592, 21984, 23456, 29312, 35184, 43968, 46912, 58624, 70368, 87936, 93824, 140736, 167857, 175872, 187648, 281472, 335714, 503571, 562944, 671428, 1007142, 1342856, 2014284, 2685712, 4028568, 5371424, 8057136, 10742848, 16114272, 21485696, 32228544, 42971392, 64457088, 128914176]

約数ペア:

[(1, 128914176), (2, 64457088), (3, 42971392), (4, 32228544), (6, 21485696), (8, 16114272), (12, 10742848), (16, 8057136), (24, 5371424), (32, 4028568), (48, 2685712), (64, 2014284), (96, 1342856), (128, 1007142), (192, 671428), (229, 562944), (256, 503571), (384, 335714), (458, 281472), (687, 187648), (733, 175872), (768, 167857), (916, 140736), (1374, 93824), (1466, 87936), (1832, 70368), (2199, 58624), (2748, 46912), (2932, 43968), (3664, 35184), (4398, 29312), (5496, 23456), (5864, 21984), (7328, 17592), (8796, 14656), (10992, 11728)]