67081980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{22817}}^1$

素因数の和:22843

約数の個数: 72

約数和(自身を含む): 218505168

約数和(自身を除く): 151423188

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, 22817, 45634, 68451, 91268, 114085, 136902, 159719, 228170, 273804, 319438, 342255, 456340, 479157, 638876, 684510, 798595, 958314, 1118033, 1369020, 1597190, 1916628, 2236066, 2395785, 3194380, 3354099, 4472132, 4791570, 5590165, 6708198, 9583140, 11180330, 13416396, 16770495, 22360660, 33540990, 67081980]

約数ペア:

[(1, 67081980), (2, 33540990), (3, 22360660), (4, 16770495), (5, 13416396), (6, 11180330), (7, 9583140), (10, 6708198), (12, 5590165), (14, 4791570), (15, 4472132), (20, 3354099), (21, 3194380), (28, 2395785), (30, 2236066), (35, 1916628), (42, 1597190), (49, 1369020), (60, 1118033), (70, 958314), (84, 798595), (98, 684510), (105, 638876), (140, 479157), (147, 456340), (196, 342255), (210, 319438), (245, 273804), (294, 228170), (420, 159719), (490, 136902), (588, 114085), (735, 91268), (980, 68451), (1470, 45634), (2940, 22817)]