30000724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 58643200

約数和(自身を除く): 28642476

約数列:

[1, 2, 4, 13, 26, 52, 67, 79, 109, 134, 158, 218, 268, 316, 436, 871, 1027, 1417, 1742, 2054, 2834, 3484, 4108, 5293, 5668, 7303, 8611, 10586, 14606, 17222, 21172, 29212, 34444, 68809, 94939, 111943, 137618, 189878, 223886, 275236, 379756, 447772, 576937, 1153874, 2307748, 7500181, 15000362, 30000724]

約数ペア:

[(1, 30000724), (2, 15000362), (4, 7500181), (13, 2307748), (26, 1153874), (52, 576937), (67, 447772), (79, 379756), (109, 275236), (134, 223886), (158, 189878), (218, 137618), (268, 111943), (316, 94939), (436, 68809), (871, 34444), (1027, 29212), (1417, 21172), (1742, 17222), (2054, 14606), (2834, 10586), (3484, 8611), (4108, 7303), (5293, 5668)]