81373200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 240

約数和(自身を含む): 284148480

約数和(自身を除く): 202775280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 43, 48, 50, 57, 60, 75, 76, 80, 83, 86, 95, 100, 114, 120, 129, 150, 152, 166, 172, 190, 200, 215, 228, 240, 249, 258, 285, 300, 304, 332, 344, 380, 400, 415, 430, 456, 475, 498, 516, 570, 600, 645, 664, 688, 760, 817, 830, 860, 912, 950, 996, 1032, 1075, 1140, 1200, 1245, 1290, 1328, 1425, 1520, 1577, 1634, 1660, 1720, 1900, 1992, 2064, 2075, 2150, 2280, 2451, 2490, 2580, 2850, 3154, 3225, 3268, 3320, 3440, 3569, 3800, 3984, 4085, 4150, 4300, 4560, 4731, 4902, 4980, 5160, 5700, 6225, 6308, 6450, 6536, 6640, 7138, 7600, 7885, 8170, 8300, 8600, 9462, 9804, 9960, 10320, 10707, 11400, 12255, 12450, 12616, 12900, 13072, 14276, 15770, 16340, 16600, 17200, 17845, 18924, 19608, 19920, 20425, 21414, 22800, 23655, 24510, 24900, 25232, 25800, 28552, 31540, 32680, 33200, 35690, 37848, 39216, 39425, 40850, 42828, 47310, 49020, 49800, 51600, 53535, 57104, 61275, 63080, 65360, 67811, 71380, 75696, 78850, 81700, 85656, 89225, 94620, 98040, 99600, 107070, 118275, 122550, 126160, 135622, 142760, 157700, 163400, 171312, 178450, 189240, 196080, 203433, 214140, 236550, 245100, 267675, 271244, 285520, 315400, 326800, 339055, 356900, 378480, 406866, 428280, 473100, 490200, 535350, 542488, 630800, 678110, 713800, 813732, 856560, 946200, 980400, 1017165, 1070700, 1084976, 1356220, 1427600, 1627464, 1695275, 1892400, 2034330, 2141400, 2712440, 3254928, 3390550, 4068660, 4282800, 5085825, 5424880, 6781100, 8137320, 10171650, 13562200, 16274640, 20343300, 27124400, 40686600, 81373200]

約数ペア:

[(1, 81373200), (2, 40686600), (3, 27124400), (4, 20343300), (5, 16274640), (6, 13562200), (8, 10171650), (10, 8137320), (12, 6781100), (15, 5424880), (16, 5085825), (19, 4282800), (20, 4068660), (24, 3390550), (25, 3254928), (30, 2712440), (38, 2141400), (40, 2034330), (43, 1892400), (48, 1695275), (50, 1627464), (57, 1427600), (60, 1356220), (75, 1084976), (76, 1070700), (80, 1017165), (83, 980400), (86, 946200), (95, 856560), (100, 813732), (114, 713800), (120, 678110), (129, 630800), (150, 542488), (152, 535350), (166, 490200), (172, 473100), (190, 428280), (200, 406866), (215, 378480), (228, 356900), (240, 339055), (249, 326800), (258, 315400), (285, 285520), (300, 271244), (304, 267675), (332, 245100), (344, 236550), (380, 214140), (400, 203433), (415, 196080), (430, 189240), (456, 178450), (475, 171312), (498, 163400), (516, 157700), (570, 142760), (600, 135622), (645, 126160), (664, 122550), (688, 118275), (760, 107070), (817, 99600), (830, 98040), (860, 94620), (912, 89225), (950, 85656), (996, 81700), (1032, 78850), (1075, 75696), (1140, 71380), (1200, 67811), (1245, 65360), (1290, 63080), (1328, 61275), (1425, 57104), (1520, 53535), (1577, 51600), (1634, 49800), (1660, 49020), (1720, 47310), (1900, 42828), (1992, 40850), (2064, 39425), (2075, 39216), (2150, 37848), (2280, 35690), (2451, 33200), (2490, 32680), (2580, 31540), (2850, 28552), (3154, 25800), (3225, 25232), (3268, 24900), (3320, 24510), (3440, 23655), (3569, 22800), (3800, 21414), (3984, 20425), (4085, 19920), (4150, 19608), (4300, 18924), (4560, 17845), (4731, 17200), (4902, 16600), (4980, 16340), (5160, 15770), (5700, 14276), (6225, 13072), (6308, 12900), (6450, 12616), (6536, 12450), (6640, 12255), (7138, 11400), (7600, 10707), (7885, 10320), (8170, 9960), (8300, 9804), (8600, 9462)]