249940260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{3163}}^1$

素因数の和:3617

約数の個数: 72

約数和(自身を含む): 760119360

約数和(自身を除く): 510179100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 439, 878, 1317, 1756, 2195, 2634, 3163, 3951, 4390, 5268, 6326, 6585, 7902, 8780, 9489, 12652, 13170, 15804, 15815, 18978, 19755, 26340, 28467, 31630, 37956, 39510, 47445, 56934, 63260, 79020, 94890, 113868, 142335, 189780, 284670, 569340, 1388557, 2777114, 4165671, 5554228, 6942785, 8331342, 12497013, 13885570, 16662684, 20828355, 24994026, 27771140, 41656710, 49988052, 62485065, 83313420, 124970130, 249940260]

約数ペア:

[(1, 249940260), (2, 124970130), (3, 83313420), (4, 62485065), (5, 49988052), (6, 41656710), (9, 27771140), (10, 24994026), (12, 20828355), (15, 16662684), (18, 13885570), (20, 12497013), (30, 8331342), (36, 6942785), (45, 5554228), (60, 4165671), (90, 2777114), (180, 1388557), (439, 569340), (878, 284670), (1317, 189780), (1756, 142335), (2195, 113868), (2634, 94890), (3163, 79020), (3951, 63260), (4390, 56934), (5268, 47445), (6326, 39510), (6585, 37956), (7902, 31630), (8780, 28467), (9489, 26340), (12652, 19755), (13170, 18978), (15804, 15815)]