47677980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{16217}}^1$

素因数の和:16243

約数の個数: 72

約数和(自身を含む): 155303568

約数和(自身を除く): 107625588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 16217, 32434, 48651, 64868, 81085, 97302, 113519, 162170, 194604, 227038, 243255, 324340, 340557, 454076, 486510, 567595, 681114, 794633, 973020, 1135190, 1362228, 1589266, 1702785, 2270380, 2383899, 3178532, 3405570, 3973165, 4767798, 6811140, 7946330, 9535596, 11919495, 15892660, 23838990, 47677980]

約数ペア:

[(1, 47677980), (2, 23838990), (3, 15892660), (4, 11919495), (5, 9535596), (6, 7946330), (7, 6811140), (10, 4767798), (12, 3973165), (14, 3405570), (15, 3178532), (20, 2383899), (21, 2270380), (28, 1702785), (30, 1589266), (35, 1362228), (42, 1135190), (49, 973020), (60, 794633), (70, 681114), (84, 567595), (98, 486510), (105, 454076), (140, 340557), (147, 324340), (196, 243255), (210, 227038), (245, 194604), (294, 162170), (420, 113519), (490, 97302), (588, 81085), (735, 64868), (980, 48651), (1470, 32434), (2940, 16217)]