17998200

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 68868360

約数和(自身を除く): 50870160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 27, 30, 33, 36, 40, 44, 45, 50, 54, 55, 60, 66, 72, 75, 81, 88, 90, 99, 100, 101, 108, 110, 120, 132, 135, 150, 162, 165, 180, 198, 200, 202, 216, 220, 225, 264, 270, 275, 297, 300, 303, 324, 330, 360, 396, 404, 405, 440, 450, 495, 505, 540, 550, 594, 600, 606, 648, 660, 675, 792, 808, 810, 825, 891, 900, 909, 990, 1010, 1080, 1100, 1111, 1188, 1212, 1320, 1350, 1485, 1515, 1620, 1650, 1782, 1800, 1818, 1980, 2020, 2025, 2200, 2222, 2376, 2424, 2475, 2525, 2700, 2727, 2970, 3030, 3240, 3300, 3333, 3564, 3636, 3960, 4040, 4050, 4444, 4455, 4545, 4950, 5050, 5400, 5454, 5555, 5940, 6060, 6600, 6666, 7128, 7272, 7425, 7575, 8100, 8181, 8888, 8910, 9090, 9900, 9999, 10100, 10908, 11110, 11880, 12120, 13332, 13635, 14850, 15150, 16200, 16362, 16665, 17820, 18180, 19800, 19998, 20200, 21816, 22220, 22275, 22725, 26664, 27270, 27775, 29700, 29997, 30300, 32724, 33330, 35640, 36360, 39996, 40905, 44440, 44550, 45450, 49995, 54540, 55550, 59400, 59994, 60600, 65448, 66660, 68175, 79992, 81810, 83325, 89100, 89991, 90900, 99990, 109080, 111100, 119988, 133320, 136350, 149985, 163620, 166650, 178200, 179982, 181800, 199980, 204525, 222200, 239976, 249975, 272700, 299970, 327240, 333300, 359964, 399960, 409050, 449955, 499950, 545400, 599940, 666600, 719928, 749925, 818100, 899910, 999900, 1199880, 1499850, 1636200, 1799820, 1999800, 2249775, 2999700, 3599640, 4499550, 5999400, 8999100, 17998200]

約数ペア:

[(1, 17998200), (2, 8999100), (3, 5999400), (4, 4499550), (5, 3599640), (6, 2999700), (8, 2249775), (9, 1999800), (10, 1799820), (11, 1636200), (12, 1499850), (15, 1199880), (18, 999900), (20, 899910), (22, 818100), (24, 749925), (25, 719928), (27, 666600), (30, 599940), (33, 545400), (36, 499950), (40, 449955), (44, 409050), (45, 399960), (50, 359964), (54, 333300), (55, 327240), (60, 299970), (66, 272700), (72, 249975), (75, 239976), (81, 222200), (88, 204525), (90, 199980), (99, 181800), (100, 179982), (101, 178200), (108, 166650), (110, 163620), (120, 149985), (132, 136350), (135, 133320), (150, 119988), (162, 111100), (165, 109080), (180, 99990), (198, 90900), (200, 89991), (202, 89100), (216, 83325), (220, 81810), (225, 79992), (264, 68175), (270, 66660), (275, 65448), (297, 60600), (300, 59994), (303, 59400), (324, 55550), (330, 54540), (360, 49995), (396, 45450), (404, 44550), (405, 44440), (440, 40905), (450, 39996), (495, 36360), (505, 35640), (540, 33330), (550, 32724), (594, 30300), (600, 29997), (606, 29700), (648, 27775), (660, 27270), (675, 26664), (792, 22725), (808, 22275), (810, 22220), (825, 21816), (891, 20200), (900, 19998), (909, 19800), (990, 18180), (1010, 17820), (1080, 16665), (1100, 16362), (1111, 16200), (1188, 15150), (1212, 14850), (1320, 13635), (1350, 13332), (1485, 12120), (1515, 11880), (1620, 11110), (1650, 10908), (1782, 10100), (1800, 9999), (1818, 9900), (1980, 9090), (2020, 8910), (2025, 8888), (2200, 8181), (2222, 8100), (2376, 7575), (2424, 7425), (2475, 7272), (2525, 7128), (2700, 6666), (2727, 6600), (2970, 6060), (3030, 5940), (3240, 5555), (3300, 5454), (3333, 5400), (3564, 5050), (3636, 4950), (3960, 4545), (4040, 4455), (4050, 4444)]