80327820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2273}}^1$

素因数の和:2335

約数の個数: 96

約数和(自身を含む): 244500480

約数和(自身を除く): 164172660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 570, 589, 620, 930, 1140, 1178, 1767, 1860, 2273, 2356, 2945, 3534, 4546, 5890, 6819, 7068, 8835, 9092, 11365, 11780, 13638, 17670, 22730, 27276, 34095, 35340, 43187, 45460, 68190, 70463, 86374, 129561, 136380, 140926, 172748, 211389, 215935, 259122, 281852, 352315, 422778, 431870, 518244, 647805, 704630, 845556, 863740, 1056945, 1295610, 1338797, 1409260, 2113890, 2591220, 2677594, 4016391, 4227780, 5355188, 6693985, 8032782, 13387970, 16065564, 20081955, 26775940, 40163910, 80327820]

約数ペア:

[(1, 80327820), (2, 40163910), (3, 26775940), (4, 20081955), (5, 16065564), (6, 13387970), (10, 8032782), (12, 6693985), (15, 5355188), (19, 4227780), (20, 4016391), (30, 2677594), (31, 2591220), (38, 2113890), (57, 1409260), (60, 1338797), (62, 1295610), (76, 1056945), (93, 863740), (95, 845556), (114, 704630), (124, 647805), (155, 518244), (186, 431870), (190, 422778), (228, 352315), (285, 281852), (310, 259122), (372, 215935), (380, 211389), (465, 172748), (570, 140926), (589, 136380), (620, 129561), (930, 86374), (1140, 70463), (1178, 68190), (1767, 45460), (1860, 43187), (2273, 35340), (2356, 34095), (2945, 27276), (3534, 22730), (4546, 17670), (5890, 13638), (6819, 11780), (7068, 11365), (8835, 9092)]