729783520

素因数分解:

$2^5\times 5^1\times {\mathrm{383}}^1\times {\mathrm{11909}}^1$

素因数の和:12307

約数の個数: 48

約数和(自身を含む): 1728760320

約数和(自身を除く): 998976800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 383, 766, 1532, 1915, 3064, 3830, 6128, 7660, 11909, 12256, 15320, 23818, 30640, 47636, 59545, 61280, 95272, 119090, 190544, 238180, 381088, 476360, 952720, 1905440, 4561147, 9122294, 18244588, 22805735, 36489176, 45611470, 72978352, 91222940, 145956704, 182445880, 364891760, 729783520]

約数ペア:

[(1, 729783520), (2, 364891760), (4, 182445880), (5, 145956704), (8, 91222940), (10, 72978352), (16, 45611470), (20, 36489176), (32, 22805735), (40, 18244588), (80, 9122294), (160, 4561147), (383, 1905440), (766, 952720), (1532, 476360), (1915, 381088), (3064, 238180), (3830, 190544), (6128, 119090), (7660, 95272), (11909, 61280), (12256, 59545), (15320, 47636), (23818, 30640)]