21918600

素因数分解:

$2^3\times 3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:83

約数の個数: 288

約数和(自身を含む): 85307040

約数和(自身を除く): 63388440

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, 41, 44, 45, 50, 54, 55, 60, 66, 72, 75, 81, 82, 88, 90, 99, 100, 108, 110, 120, 123, 132, 135, 150, 162, 164, 165, 180, 198, 200, 205, 216, 220, 225, 243, 246, 264, 270, 275, 297, 300, 324, 328, 330, 360, 369, 396, 405, 410, 440, 450, 451, 486, 492, 495, 540, 550, 594, 600, 615, 648, 660, 675, 738, 792, 810, 820, 825, 891, 900, 902, 972, 984, 990, 1025, 1080, 1100, 1107, 1188, 1215, 1230, 1320, 1350, 1353, 1476, 1485, 1620, 1640, 1650, 1782, 1800, 1804, 1845, 1944, 1980, 2025, 2050, 2200, 2214, 2255, 2376, 2430, 2460, 2475, 2673, 2700, 2706, 2952, 2970, 3075, 3240, 3300, 3321, 3564, 3608, 3690, 3960, 4050, 4059, 4100, 4428, 4455, 4510, 4860, 4920, 4950, 5346, 5400, 5412, 5535, 5940, 6075, 6150, 6600, 6642, 6765, 7128, 7380, 7425, 8100, 8118, 8200, 8856, 8910, 9020, 9225, 9720, 9900, 9963, 10692, 10824, 11070, 11275, 11880, 12150, 12177, 12300, 13284, 13365, 13530, 14760, 14850, 16200, 16236, 16605, 17820, 18040, 18450, 19800, 19926, 20295, 21384, 22140, 22275, 22550, 24300, 24354, 24600, 26568, 26730, 27060, 27675, 29700, 32472, 33210, 33825, 35640, 36531, 36900, 39852, 40590, 44280, 44550, 45100, 48600, 48708, 49815, 53460, 54120, 55350, 59400, 60885, 66420, 66825, 67650, 73062, 73800, 79704, 81180, 83025, 89100, 90200, 97416, 99630, 101475, 106920, 109593, 110700, 121770, 132840, 133650, 135300, 146124, 162360, 166050, 178200, 182655, 199260, 202950, 219186, 221400, 243540, 249075, 267300, 270600, 292248, 304425, 332100, 365310, 398520, 405900, 438372, 487080, 498150, 534600, 547965, 608850, 664200, 730620, 811800, 876744, 913275, 996300, 1095930, 1217700, 1461240, 1826550, 1992600, 2191860, 2435400, 2739825, 3653100, 4383720, 5479650, 7306200, 10959300, 21918600]

約数ペア:

[(1, 21918600), (2, 10959300), (3, 7306200), (4, 5479650), (5, 4383720), (6, 3653100), (8, 2739825), (9, 2435400), (10, 2191860), (11, 1992600), (12, 1826550), (15, 1461240), (18, 1217700), (20, 1095930), (22, 996300), (24, 913275), (25, 876744), (27, 811800), (30, 730620), (33, 664200), (36, 608850), (40, 547965), (41, 534600), (44, 498150), (45, 487080), (50, 438372), (54, 405900), (55, 398520), (60, 365310), (66, 332100), (72, 304425), (75, 292248), (81, 270600), (82, 267300), (88, 249075), (90, 243540), (99, 221400), (100, 219186), (108, 202950), (110, 199260), (120, 182655), (123, 178200), (132, 166050), (135, 162360), (150, 146124), (162, 135300), (164, 133650), (165, 132840), (180, 121770), (198, 110700), (200, 109593), (205, 106920), (216, 101475), (220, 99630), (225, 97416), (243, 90200), (246, 89100), (264, 83025), (270, 81180), (275, 79704), (297, 73800), (300, 73062), (324, 67650), (328, 66825), (330, 66420), (360, 60885), (369, 59400), (396, 55350), (405, 54120), (410, 53460), (440, 49815), (450, 48708), (451, 48600), (486, 45100), (492, 44550), (495, 44280), (540, 40590), (550, 39852), (594, 36900), (600, 36531), (615, 35640), (648, 33825), (660, 33210), (675, 32472), (738, 29700), (792, 27675), (810, 27060), (820, 26730), (825, 26568), (891, 24600), (900, 24354), (902, 24300), (972, 22550), (984, 22275), (990, 22140), (1025, 21384), (1080, 20295), (1100, 19926), (1107, 19800), (1188, 18450), (1215, 18040), (1230, 17820), (1320, 16605), (1350, 16236), (1353, 16200), (1476, 14850), (1485, 14760), (1620, 13530), (1640, 13365), (1650, 13284), (1782, 12300), (1800, 12177), (1804, 12150), (1845, 11880), (1944, 11275), (1980, 11070), (2025, 10824), (2050, 10692), (2200, 9963), (2214, 9900), (2255, 9720), (2376, 9225), (2430, 9020), (2460, 8910), (2475, 8856), (2673, 8200), (2700, 8118), (2706, 8100), (2952, 7425), (2970, 7380), (3075, 7128), (3240, 6765), (3300, 6642), (3321, 6600), (3564, 6150), (3608, 6075), (3690, 5940), (3960, 5535), (4050, 5412), (4059, 5400), (4100, 5346), (4428, 4950), (4455, 4920), (4510, 4860)]