747273680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8641}}^1$

素因数の和:8724

約数の個数: 80

約数和(自身を含む): 1851738624

約数和(自身を除く): 1104464944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 47, 80, 92, 94, 115, 184, 188, 230, 235, 368, 376, 460, 470, 752, 920, 940, 1081, 1840, 1880, 2162, 3760, 4324, 5405, 8641, 8648, 10810, 17282, 17296, 21620, 34564, 43205, 43240, 69128, 86410, 86480, 138256, 172820, 198743, 345640, 397486, 406127, 691280, 794972, 812254, 993715, 1589944, 1624508, 1987430, 2030635, 3179888, 3249016, 3974860, 4061270, 6498032, 7949720, 8122540, 9340921, 15899440, 16245080, 18681842, 32490160, 37363684, 46704605, 74727368, 93409210, 149454736, 186818420, 373636840, 747273680]

約数ペア:

[(1, 747273680), (2, 373636840), (4, 186818420), (5, 149454736), (8, 93409210), (10, 74727368), (16, 46704605), (20, 37363684), (23, 32490160), (40, 18681842), (46, 16245080), (47, 15899440), (80, 9340921), (92, 8122540), (94, 7949720), (115, 6498032), (184, 4061270), (188, 3974860), (230, 3249016), (235, 3179888), (368, 2030635), (376, 1987430), (460, 1624508), (470, 1589944), (752, 993715), (920, 812254), (940, 794972), (1081, 691280), (1840, 406127), (1880, 397486), (2162, 345640), (3760, 198743), (4324, 172820), (5405, 138256), (8641, 86480), (8648, 86410), (10810, 69128), (17282, 43240), (17296, 43205), (21620, 34564)]