612457860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{208319}}^1$

素因数の和:208345

約数の個数: 72

約数和(自身を含む): 1994872320

約数和(自身を除く): 1382414460

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, 208319, 416638, 624957, 833276, 1041595, 1249914, 1458233, 2083190, 2499828, 2916466, 3124785, 4166380, 4374699, 5832932, 6249570, 7291165, 8749398, 10207631, 12499140, 14582330, 17498796, 20415262, 21873495, 29164660, 30622893, 40830524, 43746990, 51038155, 61245786, 87493980, 102076310, 122491572, 153114465, 204152620, 306228930, 612457860]

約数ペア:

[(1, 612457860), (2, 306228930), (3, 204152620), (4, 153114465), (5, 122491572), (6, 102076310), (7, 87493980), (10, 61245786), (12, 51038155), (14, 43746990), (15, 40830524), (20, 30622893), (21, 29164660), (28, 21873495), (30, 20415262), (35, 17498796), (42, 14582330), (49, 12499140), (60, 10207631), (70, 8749398), (84, 7291165), (98, 6249570), (105, 5832932), (140, 4374699), (147, 4166380), (196, 3124785), (210, 2916466), (245, 2499828), (294, 2083190), (420, 1458233), (490, 1249914), (588, 1041595), (735, 833276), (980, 624957), (1470, 416638), (2940, 208319)]