28155600

素因数分解:

$2^4\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1$

素因数の和:120

約数の個数: 300

約数和(自身を含む): 111629760

約数和(自身を除く): 83474160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 27, 30, 33, 36, 40, 44, 45, 48, 50, 54, 55, 60, 66, 72, 75, 79, 80, 81, 88, 90, 99, 100, 108, 110, 120, 132, 135, 144, 150, 158, 162, 165, 176, 180, 198, 200, 216, 220, 225, 237, 240, 264, 270, 275, 297, 300, 316, 324, 330, 360, 395, 396, 400, 405, 432, 440, 450, 474, 495, 528, 540, 550, 594, 600, 632, 648, 660, 675, 711, 720, 790, 792, 810, 825, 869, 880, 891, 900, 948, 990, 1080, 1100, 1185, 1188, 1200, 1264, 1296, 1320, 1350, 1422, 1485, 1580, 1584, 1620, 1650, 1738, 1782, 1800, 1896, 1975, 1980, 2025, 2133, 2160, 2200, 2370, 2376, 2475, 2607, 2640, 2700, 2844, 2970, 3160, 3240, 3300, 3476, 3555, 3564, 3600, 3792, 3950, 3960, 4050, 4266, 4345, 4400, 4455, 4740, 4752, 4950, 5214, 5400, 5688, 5925, 5940, 6320, 6399, 6480, 6600, 6952, 7110, 7128, 7425, 7821, 7900, 7920, 8100, 8532, 8690, 8910, 9480, 9900, 10428, 10665, 10800, 11376, 11850, 11880, 12798, 13035, 13200, 13904, 14220, 14256, 14850, 15642, 15800, 16200, 17064, 17380, 17775, 17820, 18960, 19800, 20856, 21330, 21725, 22275, 23463, 23700, 23760, 25596, 26070, 28440, 29700, 31284, 31600, 31995, 32400, 34128, 34760, 35550, 35640, 39105, 39600, 41712, 42660, 43450, 44550, 46926, 47400, 51192, 52140, 53325, 56880, 59400, 62568, 63990, 65175, 69520, 70389, 71100, 71280, 78210, 85320, 86900, 89100, 93852, 94800, 102384, 104280, 106650, 117315, 118800, 125136, 127980, 130350, 140778, 142200, 156420, 159975, 170640, 173800, 178200, 187704, 195525, 208560, 213300, 234630, 255960, 260700, 281556, 284400, 312840, 319950, 347600, 351945, 356400, 375408, 391050, 426600, 469260, 511920, 521400, 563112, 586575, 625680, 639900, 703890, 782100, 853200, 938520, 1042800, 1126224, 1173150, 1279800, 1407780, 1564200, 1759725, 1877040, 2346300, 2559600, 2815560, 3128400, 3519450, 4692600, 5631120, 7038900, 9385200, 14077800, 28155600]

約数ペア:

[(1, 28155600), (2, 14077800), (3, 9385200), (4, 7038900), (5, 5631120), (6, 4692600), (8, 3519450), (9, 3128400), (10, 2815560), (11, 2559600), (12, 2346300), (15, 1877040), (16, 1759725), (18, 1564200), (20, 1407780), (22, 1279800), (24, 1173150), (25, 1126224), (27, 1042800), (30, 938520), (33, 853200), (36, 782100), (40, 703890), (44, 639900), (45, 625680), (48, 586575), (50, 563112), (54, 521400), (55, 511920), (60, 469260), (66, 426600), (72, 391050), (75, 375408), (79, 356400), (80, 351945), (81, 347600), (88, 319950), (90, 312840), (99, 284400), (100, 281556), (108, 260700), (110, 255960), (120, 234630), (132, 213300), (135, 208560), (144, 195525), (150, 187704), (158, 178200), (162, 173800), (165, 170640), (176, 159975), (180, 156420), (198, 142200), (200, 140778), (216, 130350), (220, 127980), (225, 125136), (237, 118800), (240, 117315), (264, 106650), (270, 104280), (275, 102384), (297, 94800), (300, 93852), (316, 89100), (324, 86900), (330, 85320), (360, 78210), (395, 71280), (396, 71100), (400, 70389), (405, 69520), (432, 65175), (440, 63990), (450, 62568), (474, 59400), (495, 56880), (528, 53325), (540, 52140), (550, 51192), (594, 47400), (600, 46926), (632, 44550), (648, 43450), (660, 42660), (675, 41712), (711, 39600), (720, 39105), (790, 35640), (792, 35550), (810, 34760), (825, 34128), (869, 32400), (880, 31995), (891, 31600), (900, 31284), (948, 29700), (990, 28440), (1080, 26070), (1100, 25596), (1185, 23760), (1188, 23700), (1200, 23463), (1264, 22275), (1296, 21725), (1320, 21330), (1350, 20856), (1422, 19800), (1485, 18960), (1580, 17820), (1584, 17775), (1620, 17380), (1650, 17064), (1738, 16200), (1782, 15800), (1800, 15642), (1896, 14850), (1975, 14256), (1980, 14220), (2025, 13904), (2133, 13200), (2160, 13035), (2200, 12798), (2370, 11880), (2376, 11850), (2475, 11376), (2607, 10800), (2640, 10665), (2700, 10428), (2844, 9900), (2970, 9480), (3160, 8910), (3240, 8690), (3300, 8532), (3476, 8100), (3555, 7920), (3564, 7900), (3600, 7821), (3792, 7425), (3950, 7128), (3960, 7110), (4050, 6952), (4266, 6600), (4345, 6480), (4400, 6399), (4455, 6320), (4740, 5940), (4752, 5925), (4950, 5688), (5214, 5400)]