153910520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2003}}^1$

素因数の和:2144

約数の個数: 64

約数和(自身を含む): 370098720

約数和(自身を除く): 216188200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 113, 136, 170, 226, 340, 452, 565, 680, 904, 1130, 1921, 2003, 2260, 3842, 4006, 4520, 7684, 8012, 9605, 10015, 15368, 16024, 19210, 20030, 34051, 38420, 40060, 68102, 76840, 80120, 136204, 170255, 226339, 272408, 340510, 452678, 681020, 905356, 1131695, 1362040, 1810712, 2263390, 3847763, 4526780, 7695526, 9053560, 15391052, 19238815, 30782104, 38477630, 76955260, 153910520]

約数ペア:

[(1, 153910520), (2, 76955260), (4, 38477630), (5, 30782104), (8, 19238815), (10, 15391052), (17, 9053560), (20, 7695526), (34, 4526780), (40, 3847763), (68, 2263390), (85, 1810712), (113, 1362040), (136, 1131695), (170, 905356), (226, 681020), (340, 452678), (452, 340510), (565, 272408), (680, 226339), (904, 170255), (1130, 136204), (1921, 80120), (2003, 76840), (2260, 68102), (3842, 40060), (4006, 38420), (4520, 34051), (7684, 20030), (8012, 19210), (9605, 16024), (10015, 15368)]