121908640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1223}}^1$

素因数の和:1334

約数の個数: 96

約数和(自身を含む): 333123840

約数和(自身を除く): 211215200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 89, 112, 140, 160, 178, 224, 280, 356, 445, 560, 623, 712, 890, 1120, 1223, 1246, 1424, 1780, 2446, 2492, 2848, 3115, 3560, 4892, 4984, 6115, 6230, 7120, 8561, 9784, 9968, 12230, 12460, 14240, 17122, 19568, 19936, 24460, 24920, 34244, 39136, 42805, 48920, 49840, 68488, 85610, 97840, 99680, 108847, 136976, 171220, 195680, 217694, 273952, 342440, 435388, 544235, 684880, 761929, 870776, 1088470, 1369760, 1523858, 1741552, 2176940, 3047716, 3483104, 3809645, 4353880, 6095432, 7619290, 8707760, 12190864, 15238580, 17415520, 24381728, 30477160, 60954320, 121908640]

約数ペア:

[(1, 121908640), (2, 60954320), (4, 30477160), (5, 24381728), (7, 17415520), (8, 15238580), (10, 12190864), (14, 8707760), (16, 7619290), (20, 6095432), (28, 4353880), (32, 3809645), (35, 3483104), (40, 3047716), (56, 2176940), (70, 1741552), (80, 1523858), (89, 1369760), (112, 1088470), (140, 870776), (160, 761929), (178, 684880), (224, 544235), (280, 435388), (356, 342440), (445, 273952), (560, 217694), (623, 195680), (712, 171220), (890, 136976), (1120, 108847), (1223, 99680), (1246, 97840), (1424, 85610), (1780, 68488), (2446, 49840), (2492, 48920), (2848, 42805), (3115, 39136), (3560, 34244), (4892, 24920), (4984, 24460), (6115, 19936), (6230, 19568), (7120, 17122), (8561, 14240), (9784, 12460), (9968, 12230)]