71784216

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{20347}}^1$

素因数の和:20373

約数の個数: 72

約数和(自身を含む): 226168020

約数和(自身を除く): 154383804

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 20347, 40694, 61041, 81388, 122082, 142429, 162776, 183123, 244164, 284858, 366246, 427287, 488328, 569716, 732492, 854574, 997003, 1139432, 1281861, 1464984, 1709148, 1994006, 2563722, 2991009, 3418296, 3988012, 5127444, 5982018, 7976024, 8973027, 10254888, 11964036, 17946054, 23928072, 35892108, 71784216]

約数ペア:

[(1, 71784216), (2, 35892108), (3, 23928072), (4, 17946054), (6, 11964036), (7, 10254888), (8, 8973027), (9, 7976024), (12, 5982018), (14, 5127444), (18, 3988012), (21, 3418296), (24, 2991009), (28, 2563722), (36, 1994006), (42, 1709148), (49, 1464984), (56, 1281861), (63, 1139432), (72, 997003), (84, 854574), (98, 732492), (126, 569716), (147, 488328), (168, 427287), (196, 366246), (252, 284858), (294, 244164), (392, 183123), (441, 162776), (504, 142429), (588, 122082), (882, 81388), (1176, 61041), (1764, 40694), (3528, 20347)]