18151560

素因数分解:

$2^3\times 3^3\times 5^1\times 7^5$

素因数の和:55

約数の個数: 192

約数和(自身を含む): 70588800

約数和(自身を除く): 52437240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 343, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 686, 735, 756, 840, 882, 945, 980, 1029, 1080, 1176, 1260, 1323, 1372, 1470, 1512, 1715, 1764, 1890, 1960, 2058, 2205, 2401, 2520, 2646, 2744, 2940, 3087, 3430, 3528, 3780, 4116, 4410, 4802, 5145, 5292, 5880, 6174, 6615, 6860, 7203, 7560, 8232, 8820, 9261, 9604, 10290, 10584, 12005, 12348, 13230, 13720, 14406, 15435, 16807, 17640, 18522, 19208, 20580, 21609, 24010, 24696, 26460, 28812, 30870, 33614, 36015, 37044, 41160, 43218, 46305, 48020, 50421, 52920, 57624, 61740, 64827, 67228, 72030, 74088, 84035, 86436, 92610, 96040, 100842, 108045, 123480, 129654, 134456, 144060, 151263, 168070, 172872, 185220, 201684, 216090, 252105, 259308, 288120, 302526, 324135, 336140, 370440, 403368, 432180, 453789, 504210, 518616, 605052, 648270, 672280, 756315, 864360, 907578, 1008420, 1210104, 1296540, 1512630, 1815156, 2016840, 2268945, 2593080, 3025260, 3630312, 4537890, 6050520, 9075780, 18151560]

約数ペア:

[(1, 18151560), (2, 9075780), (3, 6050520), (4, 4537890), (5, 3630312), (6, 3025260), (7, 2593080), (8, 2268945), (9, 2016840), (10, 1815156), (12, 1512630), (14, 1296540), (15, 1210104), (18, 1008420), (20, 907578), (21, 864360), (24, 756315), (27, 672280), (28, 648270), (30, 605052), (35, 518616), (36, 504210), (40, 453789), (42, 432180), (45, 403368), (49, 370440), (54, 336140), (56, 324135), (60, 302526), (63, 288120), (70, 259308), (72, 252105), (84, 216090), (90, 201684), (98, 185220), (105, 172872), (108, 168070), (120, 151263), (126, 144060), (135, 134456), (140, 129654), (147, 123480), (168, 108045), (180, 100842), (189, 96040), (196, 92610), (210, 86436), (216, 84035), (245, 74088), (252, 72030), (270, 67228), (280, 64827), (294, 61740), (315, 57624), (343, 52920), (360, 50421), (378, 48020), (392, 46305), (420, 43218), (441, 41160), (490, 37044), (504, 36015), (540, 33614), (588, 30870), (630, 28812), (686, 26460), (735, 24696), (756, 24010), (840, 21609), (882, 20580), (945, 19208), (980, 18522), (1029, 17640), (1080, 16807), (1176, 15435), (1260, 14406), (1323, 13720), (1372, 13230), (1470, 12348), (1512, 12005), (1715, 10584), (1764, 10290), (1890, 9604), (1960, 9261), (2058, 8820), (2205, 8232), (2401, 7560), (2520, 7203), (2646, 6860), (2744, 6615), (2940, 6174), (3087, 5880), (3430, 5292), (3528, 5145), (3780, 4802), (4116, 4410)]