18156840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 59754240

約数和(自身を除く): 41597400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 103, 104, 113, 120, 130, 156, 195, 206, 226, 260, 309, 312, 339, 390, 412, 452, 515, 520, 565, 618, 678, 780, 824, 904, 1030, 1130, 1236, 1339, 1356, 1469, 1545, 1560, 1695, 2060, 2260, 2472, 2678, 2712, 2938, 3090, 3390, 4017, 4120, 4407, 4520, 5356, 5876, 6180, 6695, 6780, 7345, 8034, 8814, 10712, 11639, 11752, 12360, 13390, 13560, 14690, 16068, 17628, 20085, 22035, 23278, 26780, 29380, 32136, 34917, 35256, 40170, 44070, 46556, 53560, 58195, 58760, 69834, 80340, 88140, 93112, 116390, 139668, 151307, 160680, 174585, 176280, 232780, 279336, 302614, 349170, 453921, 465560, 605228, 698340, 756535, 907842, 1210456, 1396680, 1513070, 1815684, 2269605, 3026140, 3631368, 4539210, 6052280, 9078420, 18156840]

約数ペア:

[(1, 18156840), (2, 9078420), (3, 6052280), (4, 4539210), (5, 3631368), (6, 3026140), (8, 2269605), (10, 1815684), (12, 1513070), (13, 1396680), (15, 1210456), (20, 907842), (24, 756535), (26, 698340), (30, 605228), (39, 465560), (40, 453921), (52, 349170), (60, 302614), (65, 279336), (78, 232780), (103, 176280), (104, 174585), (113, 160680), (120, 151307), (130, 139668), (156, 116390), (195, 93112), (206, 88140), (226, 80340), (260, 69834), (309, 58760), (312, 58195), (339, 53560), (390, 46556), (412, 44070), (452, 40170), (515, 35256), (520, 34917), (565, 32136), (618, 29380), (678, 26780), (780, 23278), (824, 22035), (904, 20085), (1030, 17628), (1130, 16068), (1236, 14690), (1339, 13560), (1356, 13390), (1469, 12360), (1545, 11752), (1560, 11639), (1695, 10712), (2060, 8814), (2260, 8034), (2472, 7345), (2678, 6780), (2712, 6695), (2938, 6180), (3090, 5876), (3390, 5356), (4017, 4520), (4120, 4407)]