39808800

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:145

約数の個数: 288

約数和(自身を含む): 153115200

約数和(自身を除く): 113306400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 32, 36, 38, 40, 45, 48, 50, 54, 57, 60, 72, 75, 76, 80, 90, 95, 96, 97, 100, 108, 114, 120, 135, 144, 150, 152, 160, 171, 180, 190, 194, 200, 216, 225, 228, 240, 270, 285, 288, 291, 300, 304, 342, 360, 380, 388, 400, 432, 450, 456, 475, 480, 485, 513, 540, 570, 582, 600, 608, 675, 684, 720, 760, 776, 800, 855, 864, 873, 900, 912, 950, 970, 1026, 1080, 1140, 1164, 1200, 1350, 1368, 1425, 1440, 1455, 1520, 1552, 1710, 1746, 1800, 1824, 1843, 1900, 1940, 2052, 2160, 2280, 2328, 2400, 2425, 2565, 2619, 2700, 2736, 2850, 2910, 3040, 3104, 3420, 3492, 3600, 3686, 3800, 3880, 4104, 4275, 4320, 4365, 4560, 4656, 4850, 5130, 5238, 5400, 5472, 5529, 5700, 5820, 6840, 6984, 7200, 7275, 7372, 7600, 7760, 8208, 8550, 8730, 9120, 9215, 9312, 9700, 10260, 10476, 10800, 11058, 11400, 11640, 12825, 13095, 13680, 13968, 14550, 14744, 15200, 15520, 16416, 16587, 17100, 17460, 18430, 19400, 20520, 20952, 21600, 21825, 22116, 22800, 23280, 25650, 26190, 27360, 27645, 27936, 29100, 29488, 33174, 34200, 34920, 36860, 38800, 41040, 41904, 43650, 44232, 45600, 46075, 46560, 49761, 51300, 52380, 55290, 58200, 58976, 65475, 66348, 68400, 69840, 73720, 77600, 82080, 82935, 83808, 87300, 88464, 92150, 99522, 102600, 104760, 110580, 116400, 130950, 132696, 136800, 138225, 139680, 147440, 165870, 174600, 176928, 184300, 199044, 205200, 209520, 221160, 232800, 248805, 261900, 265392, 276450, 294880, 331740, 349200, 368600, 398088, 410400, 414675, 419040, 442320, 497610, 523800, 530784, 552900, 663480, 698400, 737200, 796176, 829350, 884640, 995220, 1047600, 1105800, 1244025, 1326960, 1474400, 1592352, 1658700, 1990440, 2095200, 2211600, 2488050, 2653920, 3317400, 3980880, 4423200, 4976100, 6634800, 7961760, 9952200, 13269600, 19904400, 39808800]

約数ペア:

[(1, 39808800), (2, 19904400), (3, 13269600), (4, 9952200), (5, 7961760), (6, 6634800), (8, 4976100), (9, 4423200), (10, 3980880), (12, 3317400), (15, 2653920), (16, 2488050), (18, 2211600), (19, 2095200), (20, 1990440), (24, 1658700), (25, 1592352), (27, 1474400), (30, 1326960), (32, 1244025), (36, 1105800), (38, 1047600), (40, 995220), (45, 884640), (48, 829350), (50, 796176), (54, 737200), (57, 698400), (60, 663480), (72, 552900), (75, 530784), (76, 523800), (80, 497610), (90, 442320), (95, 419040), (96, 414675), (97, 410400), (100, 398088), (108, 368600), (114, 349200), (120, 331740), (135, 294880), (144, 276450), (150, 265392), (152, 261900), (160, 248805), (171, 232800), (180, 221160), (190, 209520), (194, 205200), (200, 199044), (216, 184300), (225, 176928), (228, 174600), (240, 165870), (270, 147440), (285, 139680), (288, 138225), (291, 136800), (300, 132696), (304, 130950), (342, 116400), (360, 110580), (380, 104760), (388, 102600), (400, 99522), (432, 92150), (450, 88464), (456, 87300), (475, 83808), (480, 82935), (485, 82080), (513, 77600), (540, 73720), (570, 69840), (582, 68400), (600, 66348), (608, 65475), (675, 58976), (684, 58200), (720, 55290), (760, 52380), (776, 51300), (800, 49761), (855, 46560), (864, 46075), (873, 45600), (900, 44232), (912, 43650), (950, 41904), (970, 41040), (1026, 38800), (1080, 36860), (1140, 34920), (1164, 34200), (1200, 33174), (1350, 29488), (1368, 29100), (1425, 27936), (1440, 27645), (1455, 27360), (1520, 26190), (1552, 25650), (1710, 23280), (1746, 22800), (1800, 22116), (1824, 21825), (1843, 21600), (1900, 20952), (1940, 20520), (2052, 19400), (2160, 18430), (2280, 17460), (2328, 17100), (2400, 16587), (2425, 16416), (2565, 15520), (2619, 15200), (2700, 14744), (2736, 14550), (2850, 13968), (2910, 13680), (3040, 13095), (3104, 12825), (3420, 11640), (3492, 11400), (3600, 11058), (3686, 10800), (3800, 10476), (3880, 10260), (4104, 9700), (4275, 9312), (4320, 9215), (4365, 9120), (4560, 8730), (4656, 8550), (4850, 8208), (5130, 7760), (5238, 7600), (5400, 7372), (5472, 7275), (5529, 7200), (5700, 6984), (5820, 6840)]