319949820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{17599}}^1$

素因数の和:17715

約数の個数: 72

約数和(自身を含む): 980179200

約数和(自身を除く): 660229380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 17599, 18180, 35198, 52797, 70396, 87995, 105594, 158391, 175990, 211188, 263985, 316782, 351980, 527970, 633564, 791955, 1055940, 1583910, 1777499, 3167820, 3554998, 5332497, 7109996, 8887495, 10664994, 15997491, 17774990, 21329988, 26662485, 31994982, 35549980, 53324970, 63989964, 79987455, 106649940, 159974910, 319949820]

約数ペア:

[(1, 319949820), (2, 159974910), (3, 106649940), (4, 79987455), (5, 63989964), (6, 53324970), (9, 35549980), (10, 31994982), (12, 26662485), (15, 21329988), (18, 17774990), (20, 15997491), (30, 10664994), (36, 8887495), (45, 7109996), (60, 5332497), (90, 3554998), (101, 3167820), (180, 1777499), (202, 1583910), (303, 1055940), (404, 791955), (505, 633564), (606, 527970), (909, 351980), (1010, 316782), (1212, 263985), (1515, 211188), (1818, 175990), (2020, 158391), (3030, 105594), (3636, 87995), (4545, 70396), (6060, 52797), (9090, 35198), (17599, 18180)]