291127620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{99023}}^1$

素因数の和:99049

約数の個数: 72

約数和(自身を含む): 948253824

約数和(自身を除く): 657126204

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 99023, 198046, 297069, 396092, 495115, 594138, 693161, 990230, 1188276, 1386322, 1485345, 1980460, 2079483, 2772644, 2970690, 3465805, 4158966, 4852127, 5941380, 6931610, 8317932, 9704254, 10397415, 13863220, 14556381, 19408508, 20794830, 24260635, 29112762, 41589660, 48521270, 58225524, 72781905, 97042540, 145563810, 291127620]

約数ペア:

[(1, 291127620), (2, 145563810), (3, 97042540), (4, 72781905), (5, 58225524), (6, 48521270), (7, 41589660), (10, 29112762), (12, 24260635), (14, 20794830), (15, 19408508), (20, 14556381), (21, 13863220), (28, 10397415), (30, 9704254), (35, 8317932), (42, 6931610), (49, 5941380), (60, 4852127), (70, 4158966), (84, 3465805), (98, 2970690), (105, 2772644), (140, 2079483), (147, 1980460), (196, 1485345), (210, 1386322), (245, 1188276), (294, 990230), (420, 693161), (490, 594138), (588, 495115), (735, 396092), (980, 297069), (1470, 198046), (2940, 99023)]