72683640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1999}}^1$

素因数の和:2117

約数の個数: 96

約数和(自身を含む): 238680000

約数和(自身を除く): 165996360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 101, 120, 180, 202, 303, 360, 404, 505, 606, 808, 909, 1010, 1212, 1515, 1818, 1999, 2020, 2424, 3030, 3636, 3998, 4040, 4545, 5997, 6060, 7272, 7996, 9090, 9995, 11994, 12120, 15992, 17991, 18180, 19990, 23988, 29985, 35982, 36360, 39980, 47976, 59970, 71964, 79960, 89955, 119940, 143928, 179910, 201899, 239880, 359820, 403798, 605697, 719640, 807596, 1009495, 1211394, 1615192, 1817091, 2018990, 2422788, 3028485, 3634182, 4037980, 4845576, 6056970, 7268364, 8075960, 9085455, 12113940, 14536728, 18170910, 24227880, 36341820, 72683640]

約数ペア:

[(1, 72683640), (2, 36341820), (3, 24227880), (4, 18170910), (5, 14536728), (6, 12113940), (8, 9085455), (9, 8075960), (10, 7268364), (12, 6056970), (15, 4845576), (18, 4037980), (20, 3634182), (24, 3028485), (30, 2422788), (36, 2018990), (40, 1817091), (45, 1615192), (60, 1211394), (72, 1009495), (90, 807596), (101, 719640), (120, 605697), (180, 403798), (202, 359820), (303, 239880), (360, 201899), (404, 179910), (505, 143928), (606, 119940), (808, 89955), (909, 79960), (1010, 71964), (1212, 59970), (1515, 47976), (1818, 39980), (1999, 36360), (2020, 35982), (2424, 29985), (3030, 23988), (3636, 19990), (3998, 18180), (4040, 17991), (4545, 15992), (5997, 12120), (6060, 11994), (7272, 9995), (7996, 9090)]