80422860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{457}}^1$

素因数の和:895

約数の個数: 96

約数和(自身を含む): 258531840

約数和(自身を除く): 178108980

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, 457, 838, 914, 1257, 1371, 1676, 1828, 2095, 2285, 2514, 2742, 2933, 3199, 4190, 4570, 5028, 5484, 5866, 6285, 6398, 6855, 8380, 8799, 9140, 9597, 11732, 12570, 12796, 13710, 14665, 15995, 17598, 19194, 25140, 27420, 29330, 31990, 35196, 38388, 43995, 47985, 58660, 63980, 87990, 95970, 175980, 191483, 191940, 382966, 574449, 765932, 957415, 1148898, 1340381, 1914830, 2297796, 2680762, 2872245, 3829660, 4021143, 5361524, 5744490, 6701905, 8042286, 11488980, 13403810, 16084572, 20105715, 26807620, 40211430, 80422860]

約数ペア:

[(1, 80422860), (2, 40211430), (3, 26807620), (4, 20105715), (5, 16084572), (6, 13403810), (7, 11488980), (10, 8042286), (12, 6701905), (14, 5744490), (15, 5361524), (20, 4021143), (21, 3829660), (28, 2872245), (30, 2680762), (35, 2297796), (42, 1914830), (60, 1340381), (70, 1148898), (84, 957415), (105, 765932), (140, 574449), (210, 382966), (419, 191940), (420, 191483), (457, 175980), (838, 95970), (914, 87990), (1257, 63980), (1371, 58660), (1676, 47985), (1828, 43995), (2095, 38388), (2285, 35196), (2514, 31990), (2742, 29330), (2933, 27420), (3199, 25140), (4190, 19194), (4570, 17598), (5028, 15995), (5484, 14665), (5866, 13710), (6285, 12796), (6398, 12570), (6855, 11732), (8380, 9597), (8799, 9140)]