685020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{233}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 2240784

約数和(自身を除く): 1555764

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, 233, 245, 294, 420, 466, 490, 588, 699, 735, 932, 980, 1165, 1398, 1470, 1631, 2330, 2796, 2940, 3262, 3495, 4660, 4893, 6524, 6990, 8155, 9786, 11417, 13980, 16310, 19572, 22834, 24465, 32620, 34251, 45668, 48930, 57085, 68502, 97860, 114170, 137004, 171255, 228340, 342510, 685020]

約数ペア:

[(1, 685020), (2, 342510), (3, 228340), (4, 171255), (5, 137004), (6, 114170), (7, 97860), (10, 68502), (12, 57085), (14, 48930), (15, 45668), (20, 34251), (21, 32620), (28, 24465), (30, 22834), (35, 19572), (42, 16310), (49, 13980), (60, 11417), (70, 9786), (84, 8155), (98, 6990), (105, 6524), (140, 4893), (147, 4660), (196, 3495), (210, 3262), (233, 2940), (245, 2796), (294, 2330), (420, 1631), (466, 1470), (490, 1398), (588, 1165), (699, 980), (735, 932)]