142367820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{809}}^1$

素因数の和:1247

約数の個数: 96

約数和(自身を含む): 457228800

約数和(自身を除く): 314860980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 419, 420, 809, 838, 1257, 1618, 1676, 2095, 2427, 2514, 2933, 3236, 4045, 4190, 4854, 5028, 5663, 5866, 6285, 8090, 8380, 8799, 9708, 11326, 11732, 12135, 12570, 14665, 16180, 16989, 17598, 22652, 24270, 25140, 28315, 29330, 33978, 35196, 43995, 48540, 56630, 58660, 67956, 84945, 87990, 113260, 169890, 175980, 338971, 339780, 677942, 1016913, 1355884, 1694855, 2033826, 2372797, 3389710, 4067652, 4745594, 5084565, 6779420, 7118391, 9491188, 10169130, 11863985, 14236782, 20338260, 23727970, 28473564, 35591955, 47455940, 71183910, 142367820]

約数ペア:

[(1, 142367820), (2, 71183910), (3, 47455940), (4, 35591955), (5, 28473564), (6, 23727970), (7, 20338260), (10, 14236782), (12, 11863985), (14, 10169130), (15, 9491188), (20, 7118391), (21, 6779420), (28, 5084565), (30, 4745594), (35, 4067652), (42, 3389710), (60, 2372797), (70, 2033826), (84, 1694855), (105, 1355884), (140, 1016913), (210, 677942), (419, 339780), (420, 338971), (809, 175980), (838, 169890), (1257, 113260), (1618, 87990), (1676, 84945), (2095, 67956), (2427, 58660), (2514, 56630), (2933, 48540), (3236, 43995), (4045, 35196), (4190, 33978), (4854, 29330), (5028, 28315), (5663, 25140), (5866, 24270), (6285, 22652), (8090, 17598), (8380, 16989), (8799, 16180), (9708, 14665), (11326, 12570), (11732, 12135)]