81205200

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 240

約数和(自身を含む): 295834240

約数和(自身を除く): 214629040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 73, 75, 80, 90, 100, 103, 108, 120, 135, 144, 146, 150, 180, 200, 206, 216, 219, 225, 240, 270, 292, 300, 309, 360, 365, 400, 412, 432, 438, 450, 515, 540, 584, 600, 618, 657, 675, 720, 730, 824, 876, 900, 927, 1030, 1080, 1095, 1168, 1200, 1236, 1314, 1350, 1460, 1545, 1648, 1752, 1800, 1825, 1854, 1971, 2060, 2160, 2190, 2472, 2575, 2628, 2700, 2781, 2920, 3090, 3285, 3504, 3600, 3650, 3708, 3942, 4120, 4380, 4635, 4944, 5150, 5256, 5400, 5475, 5562, 5840, 6180, 6570, 7300, 7416, 7519, 7725, 7884, 8240, 8760, 9270, 9855, 10300, 10512, 10800, 10950, 11124, 12360, 13140, 13905, 14600, 14832, 15038, 15450, 15768, 16425, 17520, 18540, 19710, 20600, 21900, 22248, 22557, 23175, 24720, 26280, 27810, 29200, 30076, 30900, 31536, 32850, 37080, 37595, 39420, 41200, 43800, 44496, 45114, 46350, 49275, 52560, 55620, 60152, 61800, 65700, 67671, 69525, 74160, 75190, 78840, 87600, 90228, 92700, 98550, 111240, 112785, 120304, 123600, 131400, 135342, 139050, 150380, 157680, 180456, 185400, 187975, 197100, 203013, 222480, 225570, 262800, 270684, 278100, 300760, 338355, 360912, 370800, 375950, 394200, 406026, 451140, 541368, 556200, 563925, 601520, 676710, 751900, 788400, 812052, 902280, 1015065, 1082736, 1112400, 1127850, 1353420, 1503800, 1624104, 1691775, 1804560, 2030130, 2255700, 2706840, 3007600, 3248208, 3383550, 4060260, 4511400, 5075325, 5413680, 6767100, 8120520, 9022800, 10150650, 13534200, 16241040, 20301300, 27068400, 40602600, 81205200]

約数ペア:

[(1, 81205200), (2, 40602600), (3, 27068400), (4, 20301300), (5, 16241040), (6, 13534200), (8, 10150650), (9, 9022800), (10, 8120520), (12, 6767100), (15, 5413680), (16, 5075325), (18, 4511400), (20, 4060260), (24, 3383550), (25, 3248208), (27, 3007600), (30, 2706840), (36, 2255700), (40, 2030130), (45, 1804560), (48, 1691775), (50, 1624104), (54, 1503800), (60, 1353420), (72, 1127850), (73, 1112400), (75, 1082736), (80, 1015065), (90, 902280), (100, 812052), (103, 788400), (108, 751900), (120, 676710), (135, 601520), (144, 563925), (146, 556200), (150, 541368), (180, 451140), (200, 406026), (206, 394200), (216, 375950), (219, 370800), (225, 360912), (240, 338355), (270, 300760), (292, 278100), (300, 270684), (309, 262800), (360, 225570), (365, 222480), (400, 203013), (412, 197100), (432, 187975), (438, 185400), (450, 180456), (515, 157680), (540, 150380), (584, 139050), (600, 135342), (618, 131400), (657, 123600), (675, 120304), (720, 112785), (730, 111240), (824, 98550), (876, 92700), (900, 90228), (927, 87600), (1030, 78840), (1080, 75190), (1095, 74160), (1168, 69525), (1200, 67671), (1236, 65700), (1314, 61800), (1350, 60152), (1460, 55620), (1545, 52560), (1648, 49275), (1752, 46350), (1800, 45114), (1825, 44496), (1854, 43800), (1971, 41200), (2060, 39420), (2160, 37595), (2190, 37080), (2472, 32850), (2575, 31536), (2628, 30900), (2700, 30076), (2781, 29200), (2920, 27810), (3090, 26280), (3285, 24720), (3504, 23175), (3600, 22557), (3650, 22248), (3708, 21900), (3942, 20600), (4120, 19710), (4380, 18540), (4635, 17520), (4944, 16425), (5150, 15768), (5256, 15450), (5400, 15038), (5475, 14832), (5562, 14600), (5840, 13905), (6180, 13140), (6570, 12360), (7300, 11124), (7416, 10950), (7519, 10800), (7725, 10512), (7884, 10300), (8240, 9855), (8760, 9270)]