18614880

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 192

約数和(自身を含む): 67737600

約数和(自身を除く): 49122720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 139, 144, 155, 160, 180, 186, 216, 240, 248, 270, 278, 279, 288, 310, 360, 372, 417, 432, 465, 480, 496, 540, 556, 558, 620, 695, 720, 744, 834, 837, 864, 930, 992, 1080, 1112, 1116, 1240, 1251, 1390, 1395, 1440, 1488, 1668, 1674, 1860, 2085, 2160, 2224, 2232, 2480, 2502, 2780, 2790, 2976, 3336, 3348, 3720, 3753, 4170, 4185, 4309, 4320, 4448, 4464, 4960, 5004, 5560, 5580, 6255, 6672, 6696, 7440, 7506, 8340, 8370, 8618, 8928, 10008, 11120, 11160, 12510, 12927, 13344, 13392, 14880, 15012, 16680, 16740, 17236, 18765, 20016, 21545, 22240, 22320, 25020, 25854, 26784, 30024, 33360, 33480, 34472, 37530, 38781, 40032, 43090, 44640, 50040, 51708, 60048, 64635, 66720, 66960, 68944, 75060, 77562, 86180, 100080, 103416, 116343, 120096, 129270, 133920, 137888, 150120, 155124, 172360, 193905, 200160, 206832, 232686, 258540, 300240, 310248, 344720, 387810, 413664, 465372, 517080, 581715, 600480, 620496, 689440, 775620, 930744, 1034160, 1163430, 1240992, 1551240, 1861488, 2068320, 2326860, 3102480, 3722976, 4653720, 6204960, 9307440, 18614880]

約数ペア:

[(1, 18614880), (2, 9307440), (3, 6204960), (4, 4653720), (5, 3722976), (6, 3102480), (8, 2326860), (9, 2068320), (10, 1861488), (12, 1551240), (15, 1240992), (16, 1163430), (18, 1034160), (20, 930744), (24, 775620), (27, 689440), (30, 620496), (31, 600480), (32, 581715), (36, 517080), (40, 465372), (45, 413664), (48, 387810), (54, 344720), (60, 310248), (62, 300240), (72, 258540), (80, 232686), (90, 206832), (93, 200160), (96, 193905), (108, 172360), (120, 155124), (124, 150120), (135, 137888), (139, 133920), (144, 129270), (155, 120096), (160, 116343), (180, 103416), (186, 100080), (216, 86180), (240, 77562), (248, 75060), (270, 68944), (278, 66960), (279, 66720), (288, 64635), (310, 60048), (360, 51708), (372, 50040), (417, 44640), (432, 43090), (465, 40032), (480, 38781), (496, 37530), (540, 34472), (556, 33480), (558, 33360), (620, 30024), (695, 26784), (720, 25854), (744, 25020), (834, 22320), (837, 22240), (864, 21545), (930, 20016), (992, 18765), (1080, 17236), (1112, 16740), (1116, 16680), (1240, 15012), (1251, 14880), (1390, 13392), (1395, 13344), (1440, 12927), (1488, 12510), (1668, 11160), (1674, 11120), (1860, 10008), (2085, 8928), (2160, 8618), (2224, 8370), (2232, 8340), (2480, 7506), (2502, 7440), (2780, 6696), (2790, 6672), (2976, 6255), (3336, 5580), (3348, 5560), (3720, 5004), (3753, 4960), (4170, 4464), (4185, 4448), (4309, 4320)]