18402120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1549}}^1$

素因数の和:1580

約数の個数: 128

約数和(自身を含む): 66960000

約数和(自身を除く): 48557880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1549, 1980, 2376, 2970, 3098, 3960, 4647, 5940, 6196, 7745, 9294, 11880, 12392, 13941, 15490, 17039, 18588, 23235, 27882, 30980, 34078, 37176, 41823, 46470, 51117, 55764, 61960, 68156, 69705, 83646, 85195, 92940, 102234, 111528, 136312, 139410, 153351, 167292, 170390, 185880, 204468, 209115, 255585, 278820, 306702, 334584, 340780, 408936, 418230, 460053, 511170, 557640, 613404, 681560, 766755, 836460, 920106, 1022340, 1226808, 1533510, 1672920, 1840212, 2044680, 2300265, 3067020, 3680424, 4600530, 6134040, 9201060, 18402120]

約数ペア:

[(1, 18402120), (2, 9201060), (3, 6134040), (4, 4600530), (5, 3680424), (6, 3067020), (8, 2300265), (9, 2044680), (10, 1840212), (11, 1672920), (12, 1533510), (15, 1226808), (18, 1022340), (20, 920106), (22, 836460), (24, 766755), (27, 681560), (30, 613404), (33, 557640), (36, 511170), (40, 460053), (44, 418230), (45, 408936), (54, 340780), (55, 334584), (60, 306702), (66, 278820), (72, 255585), (88, 209115), (90, 204468), (99, 185880), (108, 170390), (110, 167292), (120, 153351), (132, 139410), (135, 136312), (165, 111528), (180, 102234), (198, 92940), (216, 85195), (220, 83646), (264, 69705), (270, 68156), (297, 61960), (330, 55764), (360, 51117), (396, 46470), (440, 41823), (495, 37176), (540, 34078), (594, 30980), (660, 27882), (792, 23235), (990, 18588), (1080, 17039), (1188, 15490), (1320, 13941), (1485, 12392), (1549, 11880), (1980, 9294), (2376, 7745), (2970, 6196), (3098, 5940), (3960, 4647)]