161761680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{224669}}^1$

素因数の和:224688

約数の個数: 60

約数和(自身を含む): 543252060

約数和(自身を除く): 381490380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 224669, 449338, 674007, 898676, 1123345, 1348014, 1797352, 2022021, 2246690, 2696028, 3370035, 3594704, 4044042, 4493380, 5392056, 6740070, 8088084, 8986760, 10110105, 10784112, 13480140, 16176168, 17973520, 20220210, 26960280, 32352336, 40440420, 53920560, 80880840, 161761680]

約数ペア:

[(1, 161761680), (2, 80880840), (3, 53920560), (4, 40440420), (5, 32352336), (6, 26960280), (8, 20220210), (9, 17973520), (10, 16176168), (12, 13480140), (15, 10784112), (16, 10110105), (18, 8986760), (20, 8088084), (24, 6740070), (30, 5392056), (36, 4493380), (40, 4044042), (45, 3594704), (48, 3370035), (60, 2696028), (72, 2246690), (80, 2022021), (90, 1797352), (120, 1348014), (144, 1123345), (180, 898676), (240, 674007), (360, 449338), (720, 224669)]