18829440

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{467}}^1$

素因数の和:499

約数の個数: 192

約数和(自身を含む): 74468160

約数和(自身を除く): 55638720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 467, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 934, 960, 1008, 1120, 1152, 1260, 1344, 1401, 1440, 1680, 1868, 1920, 2016, 2240, 2335, 2520, 2688, 2802, 2880, 3269, 3360, 3736, 4032, 4203, 4480, 4670, 5040, 5604, 5760, 6538, 6720, 7005, 7472, 8064, 8406, 9340, 9807, 10080, 11208, 13076, 13440, 14010, 14944, 16345, 16812, 18680, 19614, 20160, 21015, 22416, 26152, 28020, 29421, 29888, 32690, 33624, 37360, 39228, 40320, 42030, 44832, 49035, 52304, 56040, 58842, 59776, 65380, 67248, 74720, 78456, 84060, 89664, 98070, 104608, 112080, 117684, 130760, 134496, 147105, 149440, 156912, 168120, 179328, 196140, 209216, 224160, 235368, 261520, 268992, 294210, 298880, 313824, 336240, 392280, 418432, 448320, 470736, 523040, 537984, 588420, 627648, 672480, 784560, 896640, 941472, 1046080, 1176840, 1255296, 1344960, 1569120, 1882944, 2092160, 2353680, 2689920, 3138240, 3765888, 4707360, 6276480, 9414720, 18829440]

約数ペア:

[(1, 18829440), (2, 9414720), (3, 6276480), (4, 4707360), (5, 3765888), (6, 3138240), (7, 2689920), (8, 2353680), (9, 2092160), (10, 1882944), (12, 1569120), (14, 1344960), (15, 1255296), (16, 1176840), (18, 1046080), (20, 941472), (21, 896640), (24, 784560), (28, 672480), (30, 627648), (32, 588420), (35, 537984), (36, 523040), (40, 470736), (42, 448320), (45, 418432), (48, 392280), (56, 336240), (60, 313824), (63, 298880), (64, 294210), (70, 268992), (72, 261520), (80, 235368), (84, 224160), (90, 209216), (96, 196140), (105, 179328), (112, 168120), (120, 156912), (126, 149440), (128, 147105), (140, 134496), (144, 130760), (160, 117684), (168, 112080), (180, 104608), (192, 98070), (210, 89664), (224, 84060), (240, 78456), (252, 74720), (280, 67248), (288, 65380), (315, 59776), (320, 58842), (336, 56040), (360, 52304), (384, 49035), (420, 44832), (448, 42030), (467, 40320), (480, 39228), (504, 37360), (560, 33624), (576, 32690), (630, 29888), (640, 29421), (672, 28020), (720, 26152), (840, 22416), (896, 21015), (934, 20160), (960, 19614), (1008, 18680), (1120, 16812), (1152, 16345), (1260, 14944), (1344, 14010), (1401, 13440), (1440, 13076), (1680, 11208), (1868, 10080), (1920, 9807), (2016, 9340), (2240, 8406), (2335, 8064), (2520, 7472), (2688, 7005), (2802, 6720), (2880, 6538), (3269, 5760), (3360, 5604), (3736, 5040), (4032, 4670), (4203, 4480)]