18271440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1$

素因数の和:802

約数の個数: 160

約数和(自身を含む): 68745600

約数和(自身を除く): 50474160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 769, 792, 880, 990, 1080, 1188, 1320, 1485, 1538, 1584, 1980, 2160, 2307, 2376, 2640, 2970, 3076, 3845, 3960, 4614, 4752, 5940, 6152, 6921, 7690, 7920, 8459, 9228, 11535, 11880, 12304, 13842, 15380, 16918, 18456, 20763, 23070, 23760, 25377, 27684, 30760, 33836, 34605, 36912, 41526, 42295, 46140, 50754, 55368, 61520, 67672, 69210, 76131, 83052, 84590, 92280, 101508, 103815, 110736, 126885, 135344, 138420, 152262, 166104, 169180, 184560, 203016, 207630, 228393, 253770, 276840, 304524, 332208, 338360, 380655, 406032, 415260, 456786, 507540, 553680, 609048, 676720, 761310, 830520, 913572, 1015080, 1141965, 1218096, 1522620, 1661040, 1827144, 2030160, 2283930, 3045240, 3654288, 4567860, 6090480, 9135720, 18271440]

約数ペア:

[(1, 18271440), (2, 9135720), (3, 6090480), (4, 4567860), (5, 3654288), (6, 3045240), (8, 2283930), (9, 2030160), (10, 1827144), (11, 1661040), (12, 1522620), (15, 1218096), (16, 1141965), (18, 1015080), (20, 913572), (22, 830520), (24, 761310), (27, 676720), (30, 609048), (33, 553680), (36, 507540), (40, 456786), (44, 415260), (45, 406032), (48, 380655), (54, 338360), (55, 332208), (60, 304524), (66, 276840), (72, 253770), (80, 228393), (88, 207630), (90, 203016), (99, 184560), (108, 169180), (110, 166104), (120, 152262), (132, 138420), (135, 135344), (144, 126885), (165, 110736), (176, 103815), (180, 101508), (198, 92280), (216, 84590), (220, 83052), (240, 76131), (264, 69210), (270, 67672), (297, 61520), (330, 55368), (360, 50754), (396, 46140), (432, 42295), (440, 41526), (495, 36912), (528, 34605), (540, 33836), (594, 30760), (660, 27684), (720, 25377), (769, 23760), (792, 23070), (880, 20763), (990, 18456), (1080, 16918), (1188, 15380), (1320, 13842), (1485, 12304), (1538, 11880), (1584, 11535), (1980, 9228), (2160, 8459), (2307, 7920), (2376, 7690), (2640, 6921), (2970, 6152), (3076, 5940), (3845, 4752), (3960, 4614)]