18867240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7487}}^1$

素因数の和:7511

約数の個数: 96

約数和(自身を含む): 70087680

約数和(自身を除く): 51220440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7487, 14974, 22461, 29948, 37435, 44922, 52409, 59896, 67383, 74870, 89844, 104818, 112305, 134766, 149740, 157227, 179688, 209636, 224610, 262045, 269532, 299480, 314454, 336915, 419272, 449220, 471681, 524090, 539064, 628908, 673830, 786135, 898440, 943362, 1048180, 1257816, 1347660, 1572270, 1886724, 2096360, 2358405, 2695320, 3144540, 3773448, 4716810, 6289080, 9433620, 18867240]

約数ペア:

[(1, 18867240), (2, 9433620), (3, 6289080), (4, 4716810), (5, 3773448), (6, 3144540), (7, 2695320), (8, 2358405), (9, 2096360), (10, 1886724), (12, 1572270), (14, 1347660), (15, 1257816), (18, 1048180), (20, 943362), (21, 898440), (24, 786135), (28, 673830), (30, 628908), (35, 539064), (36, 524090), (40, 471681), (42, 449220), (45, 419272), (56, 336915), (60, 314454), (63, 299480), (70, 269532), (72, 262045), (84, 224610), (90, 209636), (105, 179688), (120, 157227), (126, 149740), (140, 134766), (168, 112305), (180, 104818), (210, 89844), (252, 74870), (280, 67383), (315, 59896), (360, 52409), (420, 44922), (504, 37435), (630, 29948), (840, 22461), (1260, 14974), (2520, 7487)]