231706160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4649}}^1$

素因数の和:4758

約数の個数: 80

約数和(自身を含む): 622728000

約数和(自身を除く): 391021840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1424, 1780, 2492, 3115, 3560, 4649, 4984, 6230, 7120, 9298, 9968, 12460, 18596, 23245, 24920, 32543, 37192, 46490, 49840, 65086, 74384, 92980, 130172, 162715, 185960, 260344, 325430, 371920, 413761, 520688, 650860, 827522, 1301720, 1655044, 2068805, 2603440, 2896327, 3310088, 4137610, 5792654, 6620176, 8275220, 11585308, 14481635, 16550440, 23170616, 28963270, 33100880, 46341232, 57926540, 115853080, 231706160]

約数ペア:

[(1, 231706160), (2, 115853080), (4, 57926540), (5, 46341232), (7, 33100880), (8, 28963270), (10, 23170616), (14, 16550440), (16, 14481635), (20, 11585308), (28, 8275220), (35, 6620176), (40, 5792654), (56, 4137610), (70, 3310088), (80, 2896327), (89, 2603440), (112, 2068805), (140, 1655044), (178, 1301720), (280, 827522), (356, 650860), (445, 520688), (560, 413761), (623, 371920), (712, 325430), (890, 260344), (1246, 185960), (1424, 162715), (1780, 130172), (2492, 92980), (3115, 74384), (3560, 65086), (4649, 49840), (4984, 46490), (6230, 37192), (7120, 32543), (9298, 24920), (9968, 23245), (12460, 18596)]