140915480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1721}}^1$

素因数の和:1844

約数の個数: 64

約数和(自身を含む): 334756800

約数和(自身を除く): 193841320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 712, 890, 920, 1721, 1780, 2047, 3442, 3560, 4094, 6884, 8188, 8605, 10235, 13768, 16376, 17210, 20470, 34420, 39583, 40940, 68840, 79166, 81880, 153169, 158332, 197915, 306338, 316664, 395830, 612676, 765845, 791660, 1225352, 1531690, 1583320, 3063380, 3522887, 6126760, 7045774, 14091548, 17614435, 28183096, 35228870, 70457740, 140915480]

約数ペア:

[(1, 140915480), (2, 70457740), (4, 35228870), (5, 28183096), (8, 17614435), (10, 14091548), (20, 7045774), (23, 6126760), (40, 3522887), (46, 3063380), (89, 1583320), (92, 1531690), (115, 1225352), (178, 791660), (184, 765845), (230, 612676), (356, 395830), (445, 316664), (460, 306338), (712, 197915), (890, 158332), (920, 153169), (1721, 81880), (1780, 79166), (2047, 68840), (3442, 40940), (3560, 39583), (4094, 34420), (6884, 20470), (8188, 17210), (8605, 16376), (10235, 13768)]