78343140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{863}}^1$

素因数の和:981

約数の個数: 96

約数和(自身を含む): 235146240

約数和(自身を除く): 156803100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 89, 102, 170, 178, 204, 255, 267, 340, 356, 445, 510, 534, 863, 890, 1020, 1068, 1335, 1513, 1726, 1780, 2589, 2670, 3026, 3452, 4315, 4539, 5178, 5340, 6052, 7565, 8630, 9078, 10356, 12945, 14671, 15130, 17260, 18156, 22695, 25890, 29342, 30260, 44013, 45390, 51780, 58684, 73355, 76807, 88026, 90780, 146710, 153614, 176052, 220065, 230421, 293420, 307228, 384035, 440130, 460842, 768070, 880260, 921684, 1152105, 1305719, 1536140, 2304210, 2611438, 3917157, 4608420, 5222876, 6528595, 7834314, 13057190, 15668628, 19585785, 26114380, 39171570, 78343140]

約数ペア:

[(1, 78343140), (2, 39171570), (3, 26114380), (4, 19585785), (5, 15668628), (6, 13057190), (10, 7834314), (12, 6528595), (15, 5222876), (17, 4608420), (20, 3917157), (30, 2611438), (34, 2304210), (51, 1536140), (60, 1305719), (68, 1152105), (85, 921684), (89, 880260), (102, 768070), (170, 460842), (178, 440130), (204, 384035), (255, 307228), (267, 293420), (340, 230421), (356, 220065), (445, 176052), (510, 153614), (534, 146710), (863, 90780), (890, 88026), (1020, 76807), (1068, 73355), (1335, 58684), (1513, 51780), (1726, 45390), (1780, 44013), (2589, 30260), (2670, 29342), (3026, 25890), (3452, 22695), (4315, 18156), (4539, 17260), (5178, 15130), (5340, 14671), (6052, 12945), (7565, 10356), (8630, 9078)]