4001580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 144

約数和(自身を含む): 13837824

約数和(自身を除く): 9836244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 47, 55, 60, 66, 86, 90, 94, 99, 110, 129, 132, 141, 165, 172, 180, 188, 198, 215, 220, 235, 258, 282, 330, 387, 396, 423, 430, 470, 473, 495, 516, 517, 564, 645, 660, 705, 774, 846, 860, 940, 946, 990, 1034, 1290, 1410, 1419, 1548, 1551, 1692, 1892, 1935, 1980, 2021, 2068, 2115, 2365, 2580, 2585, 2820, 2838, 3102, 3870, 4042, 4230, 4257, 4653, 4730, 5170, 5676, 6063, 6204, 7095, 7740, 7755, 8084, 8460, 8514, 9306, 9460, 10105, 10340, 12126, 14190, 15510, 17028, 18189, 18612, 20210, 21285, 22231, 23265, 24252, 28380, 30315, 31020, 36378, 40420, 42570, 44462, 46530, 60630, 66693, 72756, 85140, 88924, 90945, 93060, 111155, 121260, 133386, 181890, 200079, 222310, 266772, 333465, 363780, 400158, 444620, 666930, 800316, 1000395, 1333860, 2000790, 4001580]

約数ペア:

[(1, 4001580), (2, 2000790), (3, 1333860), (4, 1000395), (5, 800316), (6, 666930), (9, 444620), (10, 400158), (11, 363780), (12, 333465), (15, 266772), (18, 222310), (20, 200079), (22, 181890), (30, 133386), (33, 121260), (36, 111155), (43, 93060), (44, 90945), (45, 88924), (47, 85140), (55, 72756), (60, 66693), (66, 60630), (86, 46530), (90, 44462), (94, 42570), (99, 40420), (110, 36378), (129, 31020), (132, 30315), (141, 28380), (165, 24252), (172, 23265), (180, 22231), (188, 21285), (198, 20210), (215, 18612), (220, 18189), (235, 17028), (258, 15510), (282, 14190), (330, 12126), (387, 10340), (396, 10105), (423, 9460), (430, 9306), (470, 8514), (473, 8460), (495, 8084), (516, 7755), (517, 7740), (564, 7095), (645, 6204), (660, 6063), (705, 5676), (774, 5170), (846, 4730), (860, 4653), (940, 4257), (946, 4230), (990, 4042), (1034, 3870), (1290, 3102), (1410, 2838), (1419, 2820), (1548, 2585), (1551, 2580), (1692, 2365), (1892, 2115), (1935, 2068), (1980, 2021)]