2668140

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{61}}^1$

素因数の和:91

約数の個数: 96

約数和(自身を含む): 8541120

約数和(自身を除く): 5872980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 243, 244, 270, 305, 324, 366, 405, 486, 540, 549, 610, 729, 732, 810, 915, 972, 1098, 1215, 1220, 1458, 1620, 1647, 1830, 2187, 2196, 2430, 2745, 2916, 3294, 3645, 3660, 4374, 4860, 4941, 5490, 6588, 7290, 8235, 8748, 9882, 10935, 10980, 14580, 14823, 16470, 19764, 21870, 24705, 29646, 32940, 43740, 44469, 49410, 59292, 74115, 88938, 98820, 133407, 148230, 177876, 222345, 266814, 296460, 444690, 533628, 667035, 889380, 1334070, 2668140]

約数ペア:

[(1, 2668140), (2, 1334070), (3, 889380), (4, 667035), (5, 533628), (6, 444690), (9, 296460), (10, 266814), (12, 222345), (15, 177876), (18, 148230), (20, 133407), (27, 98820), (30, 88938), (36, 74115), (45, 59292), (54, 49410), (60, 44469), (61, 43740), (81, 32940), (90, 29646), (108, 24705), (122, 21870), (135, 19764), (162, 16470), (180, 14823), (183, 14580), (243, 10980), (244, 10935), (270, 9882), (305, 8748), (324, 8235), (366, 7290), (405, 6588), (486, 5490), (540, 4941), (549, 4860), (610, 4374), (729, 3660), (732, 3645), (810, 3294), (915, 2916), (972, 2745), (1098, 2430), (1215, 2196), (1220, 2187), (1458, 1830), (1620, 1647)]