18075120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 68700960

約数和(自身を除く): 50625840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 49, 53, 56, 58, 60, 70, 80, 84, 87, 98, 105, 106, 112, 116, 120, 140, 145, 147, 159, 168, 174, 196, 203, 210, 212, 232, 240, 245, 265, 280, 290, 294, 318, 336, 348, 371, 392, 406, 420, 424, 435, 464, 490, 530, 560, 580, 588, 609, 636, 696, 735, 742, 784, 795, 812, 840, 848, 870, 980, 1015, 1060, 1113, 1160, 1176, 1218, 1272, 1392, 1421, 1470, 1484, 1537, 1590, 1624, 1680, 1740, 1855, 1960, 2030, 2120, 2226, 2320, 2352, 2436, 2544, 2597, 2842, 2940, 2968, 3045, 3074, 3180, 3248, 3480, 3710, 3920, 4060, 4240, 4263, 4452, 4611, 4872, 5194, 5565, 5684, 5880, 5936, 6090, 6148, 6360, 6960, 7105, 7420, 7685, 7791, 8120, 8526, 8904, 9222, 9744, 10388, 10759, 11130, 11368, 11760, 12180, 12296, 12720, 12985, 14210, 14840, 15370, 15582, 16240, 17052, 17808, 18444, 20776, 21315, 21518, 22260, 22736, 23055, 24360, 24592, 25970, 28420, 29680, 30740, 31164, 32277, 34104, 36888, 38955, 41552, 42630, 43036, 44520, 46110, 48720, 51940, 53795, 56840, 61480, 62328, 64554, 68208, 73776, 75313, 77910, 85260, 86072, 89040, 92220, 103880, 107590, 113680, 122960, 124656, 129108, 150626, 155820, 161385, 170520, 172144, 184440, 207760, 215180, 225939, 258216, 301252, 311640, 322770, 341040, 368880, 376565, 430360, 451878, 516432, 602504, 623280, 645540, 753130, 860720, 903756, 1129695, 1205008, 1291080, 1506260, 1807512, 2259390, 2582160, 3012520, 3615024, 4518780, 6025040, 9037560, 18075120]

約数ペア:

[(1, 18075120), (2, 9037560), (3, 6025040), (4, 4518780), (5, 3615024), (6, 3012520), (7, 2582160), (8, 2259390), (10, 1807512), (12, 1506260), (14, 1291080), (15, 1205008), (16, 1129695), (20, 903756), (21, 860720), (24, 753130), (28, 645540), (29, 623280), (30, 602504), (35, 516432), (40, 451878), (42, 430360), (48, 376565), (49, 368880), (53, 341040), (56, 322770), (58, 311640), (60, 301252), (70, 258216), (80, 225939), (84, 215180), (87, 207760), (98, 184440), (105, 172144), (106, 170520), (112, 161385), (116, 155820), (120, 150626), (140, 129108), (145, 124656), (147, 122960), (159, 113680), (168, 107590), (174, 103880), (196, 92220), (203, 89040), (210, 86072), (212, 85260), (232, 77910), (240, 75313), (245, 73776), (265, 68208), (280, 64554), (290, 62328), (294, 61480), (318, 56840), (336, 53795), (348, 51940), (371, 48720), (392, 46110), (406, 44520), (420, 43036), (424, 42630), (435, 41552), (464, 38955), (490, 36888), (530, 34104), (560, 32277), (580, 31164), (588, 30740), (609, 29680), (636, 28420), (696, 25970), (735, 24592), (742, 24360), (784, 23055), (795, 22736), (812, 22260), (840, 21518), (848, 21315), (870, 20776), (980, 18444), (1015, 17808), (1060, 17052), (1113, 16240), (1160, 15582), (1176, 15370), (1218, 14840), (1272, 14210), (1392, 12985), (1421, 12720), (1470, 12296), (1484, 12180), (1537, 11760), (1590, 11368), (1624, 11130), (1680, 10759), (1740, 10388), (1855, 9744), (1960, 9222), (2030, 8904), (2120, 8526), (2226, 8120), (2320, 7791), (2352, 7685), (2436, 7420), (2544, 7105), (2597, 6960), (2842, 6360), (2940, 6148), (2968, 6090), (3045, 5936), (3074, 5880), (3180, 5684), (3248, 5565), (3480, 5194), (3710, 4872), (3920, 4611), (4060, 4452), (4240, 4263)]