66973860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19583}}^1$

素因数の和:19617

約数の個数: 72

約数和(自身を含む): 213857280

約数和(自身を除く): 146883420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 19583, 39166, 58749, 78332, 97915, 117498, 176247, 195830, 234996, 293745, 352494, 372077, 391660, 587490, 704988, 744154, 881235, 1116231, 1174980, 1488308, 1762470, 1860385, 2232462, 3348693, 3524940, 3720770, 4464924, 5581155, 6697386, 7441540, 11162310, 13394772, 16743465, 22324620, 33486930, 66973860]

約数ペア:

[(1, 66973860), (2, 33486930), (3, 22324620), (4, 16743465), (5, 13394772), (6, 11162310), (9, 7441540), (10, 6697386), (12, 5581155), (15, 4464924), (18, 3720770), (19, 3524940), (20, 3348693), (30, 2232462), (36, 1860385), (38, 1762470), (45, 1488308), (57, 1174980), (60, 1116231), (76, 881235), (90, 744154), (95, 704988), (114, 587490), (171, 391660), (180, 372077), (190, 352494), (228, 293745), (285, 234996), (342, 195830), (380, 176247), (570, 117498), (684, 97915), (855, 78332), (1140, 58749), (1710, 39166), (3420, 19583)]