285062360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20899}}^1$

素因数の和:20952

約数の個数: 64

約数和(自身を含む): 722304000

約数和(自身を除く): 437241640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 20899, 41798, 83596, 104495, 167192, 208990, 229889, 417980, 459778, 647869, 835960, 919556, 1149445, 1295738, 1839112, 2298890, 2591476, 3239345, 4597780, 5182952, 6478690, 7126559, 9195560, 12957380, 14253118, 25914760, 28506236, 35632795, 57012472, 71265590, 142531180, 285062360]

約数ペア:

[(1, 285062360), (2, 142531180), (4, 71265590), (5, 57012472), (8, 35632795), (10, 28506236), (11, 25914760), (20, 14253118), (22, 12957380), (31, 9195560), (40, 7126559), (44, 6478690), (55, 5182952), (62, 4597780), (88, 3239345), (110, 2591476), (124, 2298890), (155, 1839112), (220, 1295738), (248, 1149445), (310, 919556), (341, 835960), (440, 647869), (620, 459778), (682, 417980), (1240, 229889), (1364, 208990), (1705, 167192), (2728, 104495), (3410, 83596), (6820, 41798), (13640, 20899)]