4689180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 14414400

約数和(自身を除く): 9725220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 239, 327, 436, 478, 545, 654, 717, 956, 981, 1090, 1195, 1308, 1434, 1635, 1962, 2151, 2180, 2390, 2868, 3270, 3585, 3924, 4302, 4780, 4905, 6540, 7170, 8604, 9810, 10755, 14340, 19620, 21510, 26051, 43020, 52102, 78153, 104204, 130255, 156306, 234459, 260510, 312612, 390765, 468918, 521020, 781530, 937836, 1172295, 1563060, 2344590, 4689180]

約数ペア:

[(1, 4689180), (2, 2344590), (3, 1563060), (4, 1172295), (5, 937836), (6, 781530), (9, 521020), (10, 468918), (12, 390765), (15, 312612), (18, 260510), (20, 234459), (30, 156306), (36, 130255), (45, 104204), (60, 78153), (90, 52102), (109, 43020), (180, 26051), (218, 21510), (239, 19620), (327, 14340), (436, 10755), (478, 9810), (545, 8604), (654, 7170), (717, 6540), (956, 4905), (981, 4780), (1090, 4302), (1195, 3924), (1308, 3585), (1434, 3270), (1635, 2868), (1962, 2390), (2151, 2180)]