30486440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:554

約数の個数: 64

約数和(自身を含む): 73483200

約数和(自身を除く): 42996760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 107, 136, 170, 214, 340, 419, 428, 535, 680, 838, 856, 1070, 1676, 1819, 2095, 2140, 3352, 3638, 4190, 4280, 7123, 7276, 8380, 9095, 14246, 14552, 16760, 18190, 28492, 35615, 36380, 44833, 56984, 71230, 72760, 89666, 142460, 179332, 224165, 284920, 358664, 448330, 762161, 896660, 1524322, 1793320, 3048644, 3810805, 6097288, 7621610, 15243220, 30486440]

約数ペア:

[(1, 30486440), (2, 15243220), (4, 7621610), (5, 6097288), (8, 3810805), (10, 3048644), (17, 1793320), (20, 1524322), (34, 896660), (40, 762161), (68, 448330), (85, 358664), (107, 284920), (136, 224165), (170, 179332), (214, 142460), (340, 89666), (419, 72760), (428, 71230), (535, 56984), (680, 44833), (838, 36380), (856, 35615), (1070, 28492), (1676, 18190), (1819, 16760), (2095, 14552), (2140, 14246), (3352, 9095), (3638, 8380), (4190, 7276), (4280, 7123)]