220689600

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2047

約数の個数: 168

約数和(自身を含む): 755904000

約数和(自身を除く): 535214400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 64, 69, 75, 80, 92, 96, 100, 115, 120, 138, 150, 160, 184, 192, 200, 230, 240, 276, 300, 320, 345, 368, 400, 460, 480, 552, 575, 600, 690, 736, 800, 920, 960, 1104, 1150, 1200, 1380, 1472, 1600, 1725, 1840, 1999, 2208, 2300, 2400, 2760, 3450, 3680, 3998, 4416, 4600, 4800, 5520, 5997, 6900, 7360, 7996, 9200, 9995, 11040, 11994, 13800, 15992, 18400, 19990, 22080, 23988, 27600, 29985, 31984, 36800, 39980, 45977, 47976, 49975, 55200, 59970, 63968, 79960, 91954, 95952, 99950, 110400, 119940, 127936, 137931, 149925, 159920, 183908, 191904, 199900, 229885, 239880, 275862, 299850, 319840, 367816, 383808, 399800, 459770, 479760, 551724, 599700, 639680, 689655, 735632, 799600, 919540, 959520, 1103448, 1149425, 1199400, 1379310, 1471264, 1599200, 1839080, 1919040, 2206896, 2298850, 2398800, 2758620, 2942528, 3198400, 3448275, 3678160, 4413792, 4597700, 4797600, 5517240, 6896550, 7356320, 8827584, 9195400, 9595200, 11034480, 13793100, 14712640, 18390800, 22068960, 27586200, 36781600, 44137920, 55172400, 73563200, 110344800, 220689600]

約数ペア:

[(1, 220689600), (2, 110344800), (3, 73563200), (4, 55172400), (5, 44137920), (6, 36781600), (8, 27586200), (10, 22068960), (12, 18390800), (15, 14712640), (16, 13793100), (20, 11034480), (23, 9595200), (24, 9195400), (25, 8827584), (30, 7356320), (32, 6896550), (40, 5517240), (46, 4797600), (48, 4597700), (50, 4413792), (60, 3678160), (64, 3448275), (69, 3198400), (75, 2942528), (80, 2758620), (92, 2398800), (96, 2298850), (100, 2206896), (115, 1919040), (120, 1839080), (138, 1599200), (150, 1471264), (160, 1379310), (184, 1199400), (192, 1149425), (200, 1103448), (230, 959520), (240, 919540), (276, 799600), (300, 735632), (320, 689655), (345, 639680), (368, 599700), (400, 551724), (460, 479760), (480, 459770), (552, 399800), (575, 383808), (600, 367816), (690, 319840), (736, 299850), (800, 275862), (920, 239880), (960, 229885), (1104, 199900), (1150, 191904), (1200, 183908), (1380, 159920), (1472, 149925), (1600, 137931), (1725, 127936), (1840, 119940), (1999, 110400), (2208, 99950), (2300, 95952), (2400, 91954), (2760, 79960), (3450, 63968), (3680, 59970), (3998, 55200), (4416, 49975), (4600, 47976), (4800, 45977), (5520, 39980), (5997, 36800), (6900, 31984), (7360, 29985), (7996, 27600), (9200, 23988), (9995, 22080), (11040, 19990), (11994, 18400), (13800, 15992)]