155867580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78721}}^1$

素因数の和:78747

約数の個数: 72

約数和(自身を含む): 515786544

約数和(自身を除く): 359918964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 78721, 157442, 236163, 314884, 393605, 472326, 708489, 787210, 865931, 944652, 1180815, 1416978, 1574420, 1731862, 2361630, 2597793, 2833956, 3463724, 3542445, 4329655, 4723260, 5195586, 7084890, 7793379, 8659310, 10391172, 12988965, 14169780, 15586758, 17318620, 25977930, 31173516, 38966895, 51955860, 77933790, 155867580]

約数ペア:

[(1, 155867580), (2, 77933790), (3, 51955860), (4, 38966895), (5, 31173516), (6, 25977930), (9, 17318620), (10, 15586758), (11, 14169780), (12, 12988965), (15, 10391172), (18, 8659310), (20, 7793379), (22, 7084890), (30, 5195586), (33, 4723260), (36, 4329655), (44, 3542445), (45, 3463724), (55, 2833956), (60, 2597793), (66, 2361630), (90, 1731862), (99, 1574420), (110, 1416978), (132, 1180815), (165, 944652), (180, 865931), (198, 787210), (220, 708489), (330, 472326), (396, 393605), (495, 314884), (660, 236163), (990, 157442), (1980, 78721)]