40423140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3163}}^1$

素因数の和:3249

約数の個数: 72

約数和(自身を含む): 124383168

約数和(自身を除く): 83960028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3163, 3195, 4260, 6326, 6390, 9489, 12652, 12780, 15815, 18978, 28467, 31630, 37956, 47445, 56934, 63260, 94890, 113868, 142335, 189780, 224573, 284670, 449146, 569340, 673719, 898292, 1122865, 1347438, 2021157, 2245730, 2694876, 3368595, 4042314, 4491460, 6737190, 8084628, 10105785, 13474380, 20211570, 40423140]

約数ペア:

[(1, 40423140), (2, 20211570), (3, 13474380), (4, 10105785), (5, 8084628), (6, 6737190), (9, 4491460), (10, 4042314), (12, 3368595), (15, 2694876), (18, 2245730), (20, 2021157), (30, 1347438), (36, 1122865), (45, 898292), (60, 673719), (71, 569340), (90, 449146), (142, 284670), (180, 224573), (213, 189780), (284, 142335), (355, 113868), (426, 94890), (639, 63260), (710, 56934), (852, 47445), (1065, 37956), (1278, 31630), (1420, 28467), (2130, 18978), (2556, 15815), (3163, 12780), (3195, 12652), (4260, 9489), (6326, 6390)]