72026720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 144

約数和(自身を含む): 190103760

約数和(自身を除く): 118077040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 43, 58, 76, 80, 86, 95, 116, 145, 152, 160, 172, 190, 215, 232, 290, 304, 344, 361, 380, 430, 464, 551, 580, 608, 688, 722, 760, 817, 860, 928, 1102, 1160, 1247, 1376, 1444, 1520, 1634, 1720, 1805, 2204, 2320, 2494, 2755, 2888, 3040, 3268, 3440, 3610, 4085, 4408, 4640, 4988, 5510, 5776, 6235, 6536, 6880, 7220, 8170, 8816, 9976, 10469, 11020, 11552, 12470, 13072, 14440, 15523, 16340, 17632, 19952, 20938, 22040, 23693, 24940, 26144, 28880, 31046, 32680, 39904, 41876, 44080, 47386, 49880, 52345, 57760, 62092, 65360, 77615, 83752, 88160, 94772, 99760, 104690, 118465, 124184, 130720, 155230, 167504, 189544, 199520, 209380, 236930, 248368, 310460, 335008, 379088, 418760, 450167, 473860, 496736, 620920, 758176, 837520, 900334, 947720, 1241840, 1675040, 1800668, 1895440, 2250835, 2483680, 3601336, 3790880, 4501670, 7202672, 9003340, 14405344, 18006680, 36013360, 72026720]

約数ペア:

[(1, 72026720), (2, 36013360), (4, 18006680), (5, 14405344), (8, 9003340), (10, 7202672), (16, 4501670), (19, 3790880), (20, 3601336), (29, 2483680), (32, 2250835), (38, 1895440), (40, 1800668), (43, 1675040), (58, 1241840), (76, 947720), (80, 900334), (86, 837520), (95, 758176), (116, 620920), (145, 496736), (152, 473860), (160, 450167), (172, 418760), (190, 379088), (215, 335008), (232, 310460), (290, 248368), (304, 236930), (344, 209380), (361, 199520), (380, 189544), (430, 167504), (464, 155230), (551, 130720), (580, 124184), (608, 118465), (688, 104690), (722, 99760), (760, 94772), (817, 88160), (860, 83752), (928, 77615), (1102, 65360), (1160, 62092), (1247, 57760), (1376, 52345), (1444, 49880), (1520, 47386), (1634, 44080), (1720, 41876), (1805, 39904), (2204, 32680), (2320, 31046), (2494, 28880), (2755, 26144), (2888, 24940), (3040, 23693), (3268, 22040), (3440, 20938), (3610, 19952), (4085, 17632), (4408, 16340), (4640, 15523), (4988, 14440), (5510, 13072), (5776, 12470), (6235, 11552), (6536, 11020), (6880, 10469), (7220, 9976), (8170, 8816)]