55172400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2043

約数の個数: 120

約数和(自身を含む): 184512000

約数和(自身を除く): 129339600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 40, 46, 48, 50, 60, 69, 75, 80, 92, 100, 115, 120, 138, 150, 184, 200, 230, 240, 276, 300, 345, 368, 400, 460, 552, 575, 600, 690, 920, 1104, 1150, 1200, 1380, 1725, 1840, 1999, 2300, 2760, 3450, 3998, 4600, 5520, 5997, 6900, 7996, 9200, 9995, 11994, 13800, 15992, 19990, 23988, 27600, 29985, 31984, 39980, 45977, 47976, 49975, 59970, 79960, 91954, 95952, 99950, 119940, 137931, 149925, 159920, 183908, 199900, 229885, 239880, 275862, 299850, 367816, 399800, 459770, 479760, 551724, 599700, 689655, 735632, 799600, 919540, 1103448, 1149425, 1199400, 1379310, 1839080, 2206896, 2298850, 2398800, 2758620, 3448275, 3678160, 4597700, 5517240, 6896550, 9195400, 11034480, 13793100, 18390800, 27586200, 55172400]

約数ペア:

[(1, 55172400), (2, 27586200), (3, 18390800), (4, 13793100), (5, 11034480), (6, 9195400), (8, 6896550), (10, 5517240), (12, 4597700), (15, 3678160), (16, 3448275), (20, 2758620), (23, 2398800), (24, 2298850), (25, 2206896), (30, 1839080), (40, 1379310), (46, 1199400), (48, 1149425), (50, 1103448), (60, 919540), (69, 799600), (75, 735632), (80, 689655), (92, 599700), (100, 551724), (115, 479760), (120, 459770), (138, 399800), (150, 367816), (184, 299850), (200, 275862), (230, 239880), (240, 229885), (276, 199900), (300, 183908), (345, 159920), (368, 149925), (400, 137931), (460, 119940), (552, 99950), (575, 95952), (600, 91954), (690, 79960), (920, 59970), (1104, 49975), (1150, 47976), (1200, 45977), (1380, 39980), (1725, 31984), (1840, 29985), (1999, 27600), (2300, 23988), (2760, 19990), (3450, 15992), (3998, 13800), (4600, 11994), (5520, 9995), (5997, 9200), (6900, 7996)]