320410470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{1103}}^1$

素因数の和:1557

約数の個数: 64

約数和(自身を含む): 805054464

約数和(自身を除く): 484643994

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 421, 690, 842, 1103, 1263, 2105, 2206, 2526, 3309, 4210, 5515, 6315, 6618, 9683, 11030, 12630, 16545, 19366, 25369, 29049, 33090, 48415, 50738, 58098, 76107, 96830, 126845, 145245, 152214, 253690, 290490, 380535, 464363, 761070, 928726, 1393089, 2321815, 2786178, 4643630, 6965445, 10680349, 13930890, 21360698, 32041047, 53401745, 64082094, 106803490, 160205235, 320410470]

約数ペア:

[(1, 320410470), (2, 160205235), (3, 106803490), (5, 64082094), (6, 53401745), (10, 32041047), (15, 21360698), (23, 13930890), (30, 10680349), (46, 6965445), (69, 4643630), (115, 2786178), (138, 2321815), (230, 1393089), (345, 928726), (421, 761070), (690, 464363), (842, 380535), (1103, 290490), (1263, 253690), (2105, 152214), (2206, 145245), (2526, 126845), (3309, 96830), (4210, 76107), (5515, 58098), (6315, 50738), (6618, 48415), (9683, 33090), (11030, 29049), (12630, 25369), (16545, 19366)]