2865780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 120

約数和(自身を含む): 9452520

約数和(自身を除く): 6586740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 61, 81, 87, 90, 108, 116, 122, 135, 145, 162, 174, 180, 183, 244, 261, 270, 290, 305, 324, 348, 366, 405, 435, 522, 540, 549, 580, 610, 732, 783, 810, 870, 915, 1044, 1098, 1220, 1305, 1566, 1620, 1647, 1740, 1769, 1830, 2196, 2349, 2610, 2745, 3132, 3294, 3538, 3660, 3915, 4698, 4941, 5220, 5307, 5490, 6588, 7076, 7830, 8235, 8845, 9396, 9882, 10614, 10980, 11745, 15660, 15921, 16470, 17690, 19764, 21228, 23490, 24705, 26535, 31842, 32940, 35380, 46980, 47763, 49410, 53070, 63684, 79605, 95526, 98820, 106140, 143289, 159210, 191052, 238815, 286578, 318420, 477630, 573156, 716445, 955260, 1432890, 2865780]

約数ペア:

[(1, 2865780), (2, 1432890), (3, 955260), (4, 716445), (5, 573156), (6, 477630), (9, 318420), (10, 286578), (12, 238815), (15, 191052), (18, 159210), (20, 143289), (27, 106140), (29, 98820), (30, 95526), (36, 79605), (45, 63684), (54, 53070), (58, 49410), (60, 47763), (61, 46980), (81, 35380), (87, 32940), (90, 31842), (108, 26535), (116, 24705), (122, 23490), (135, 21228), (145, 19764), (162, 17690), (174, 16470), (180, 15921), (183, 15660), (244, 11745), (261, 10980), (270, 10614), (290, 9882), (305, 9396), (324, 8845), (348, 8235), (366, 7830), (405, 7076), (435, 6588), (522, 5490), (540, 5307), (549, 5220), (580, 4941), (610, 4698), (732, 3915), (783, 3660), (810, 3538), (870, 3294), (915, 3132), (1044, 2745), (1098, 2610), (1220, 2349), (1305, 2196), (1566, 1830), (1620, 1769), (1647, 1740)]