73587920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:748

約数の個数: 80

約数和(自身を含む): 196618368

約数和(自身を除く): 123030448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 331, 397, 560, 662, 794, 1324, 1588, 1655, 1985, 2317, 2648, 2779, 3176, 3310, 3970, 4634, 5296, 5558, 6352, 6620, 7940, 9268, 11116, 11585, 13240, 13895, 15880, 18536, 22232, 23170, 26480, 27790, 31760, 37072, 44464, 46340, 55580, 92680, 111160, 131407, 185360, 222320, 262814, 525628, 657035, 919849, 1051256, 1314070, 1839698, 2102512, 2628140, 3679396, 4599245, 5256280, 7358792, 9198490, 10512560, 14717584, 18396980, 36793960, 73587920]

約数ペア:

[(1, 73587920), (2, 36793960), (4, 18396980), (5, 14717584), (7, 10512560), (8, 9198490), (10, 7358792), (14, 5256280), (16, 4599245), (20, 3679396), (28, 2628140), (35, 2102512), (40, 1839698), (56, 1314070), (70, 1051256), (80, 919849), (112, 657035), (140, 525628), (280, 262814), (331, 222320), (397, 185360), (560, 131407), (662, 111160), (794, 92680), (1324, 55580), (1588, 46340), (1655, 44464), (1985, 37072), (2317, 31760), (2648, 27790), (2779, 26480), (3176, 23170), (3310, 22232), (3970, 18536), (4634, 15880), (5296, 13895), (5558, 13240), (6352, 11585), (6620, 11116), (7940, 9268)]