72305380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 178831800

約数和(自身を除く): 106526420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 623, 829, 890, 980, 1246, 1658, 1780, 2492, 3115, 3316, 4145, 4361, 5803, 6230, 8290, 8722, 11606, 12460, 16580, 17444, 21805, 23212, 29015, 40621, 43610, 58030, 73781, 81242, 87220, 116060, 147562, 162484, 203105, 295124, 368905, 406210, 516467, 737810, 812420, 1032934, 1475620, 2065868, 2582335, 3615269, 5164670, 7230538, 10329340, 14461076, 18076345, 36152690, 72305380]

約数ペア:

[(1, 72305380), (2, 36152690), (4, 18076345), (5, 14461076), (7, 10329340), (10, 7230538), (14, 5164670), (20, 3615269), (28, 2582335), (35, 2065868), (49, 1475620), (70, 1032934), (89, 812420), (98, 737810), (140, 516467), (178, 406210), (196, 368905), (245, 295124), (356, 203105), (445, 162484), (490, 147562), (623, 116060), (829, 87220), (890, 81242), (980, 73781), (1246, 58030), (1658, 43610), (1780, 40621), (2492, 29015), (3115, 23212), (3316, 21805), (4145, 17444), (4361, 16580), (5803, 12460), (6230, 11606), (8290, 8722)]