12618420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 38102400

約数和(自身を除く): 25483980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 89, 102, 139, 170, 178, 204, 255, 267, 278, 340, 356, 417, 445, 510, 534, 556, 695, 834, 890, 1020, 1068, 1335, 1390, 1513, 1668, 1780, 2085, 2363, 2670, 2780, 3026, 4170, 4539, 4726, 5340, 6052, 7089, 7565, 8340, 9078, 9452, 11815, 12371, 14178, 15130, 18156, 22695, 23630, 24742, 28356, 30260, 35445, 37113, 45390, 47260, 49484, 61855, 70890, 74226, 90780, 123710, 141780, 148452, 185565, 210307, 247420, 371130, 420614, 630921, 742260, 841228, 1051535, 1261842, 2103070, 2523684, 3154605, 4206140, 6309210, 12618420]

約数ペア:

[(1, 12618420), (2, 6309210), (3, 4206140), (4, 3154605), (5, 2523684), (6, 2103070), (10, 1261842), (12, 1051535), (15, 841228), (17, 742260), (20, 630921), (30, 420614), (34, 371130), (51, 247420), (60, 210307), (68, 185565), (85, 148452), (89, 141780), (102, 123710), (139, 90780), (170, 74226), (178, 70890), (204, 61855), (255, 49484), (267, 47260), (278, 45390), (340, 37113), (356, 35445), (417, 30260), (445, 28356), (510, 24742), (534, 23630), (556, 22695), (695, 18156), (834, 15130), (890, 14178), (1020, 12371), (1068, 11815), (1335, 9452), (1390, 9078), (1513, 8340), (1668, 7565), (1780, 7089), (2085, 6052), (2363, 5340), (2670, 4726), (2780, 4539), (3026, 4170)]