263581488

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:923

約数の個数: 120

約数和(自身を含む): 770968016

約数和(自身を除く): 507386528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 61, 72, 74, 111, 122, 144, 148, 183, 222, 244, 296, 333, 366, 444, 488, 549, 592, 666, 732, 811, 888, 976, 1098, 1332, 1464, 1622, 1776, 2196, 2257, 2433, 2664, 2928, 3244, 4392, 4514, 4866, 5328, 6488, 6771, 7299, 8784, 9028, 9732, 12976, 13542, 14598, 18056, 19464, 20313, 27084, 29196, 30007, 36112, 38928, 40626, 49471, 54168, 58392, 60014, 81252, 90021, 98942, 108336, 116784, 120028, 148413, 162504, 180042, 197884, 240056, 270063, 296826, 325008, 360084, 395768, 445239, 480112, 540126, 593652, 720168, 791536, 890478, 1080252, 1187304, 1440336, 1780956, 1830427, 2160504, 2374608, 3561912, 3660854, 4321008, 5491281, 7123824, 7321708, 10982562, 14643416, 16473843, 21965124, 29286832, 32947686, 43930248, 65895372, 87860496, 131790744, 263581488]

約数ペア:

[(1, 263581488), (2, 131790744), (3, 87860496), (4, 65895372), (6, 43930248), (8, 32947686), (9, 29286832), (12, 21965124), (16, 16473843), (18, 14643416), (24, 10982562), (36, 7321708), (37, 7123824), (48, 5491281), (61, 4321008), (72, 3660854), (74, 3561912), (111, 2374608), (122, 2160504), (144, 1830427), (148, 1780956), (183, 1440336), (222, 1187304), (244, 1080252), (296, 890478), (333, 791536), (366, 720168), (444, 593652), (488, 540126), (549, 480112), (592, 445239), (666, 395768), (732, 360084), (811, 325008), (888, 296826), (976, 270063), (1098, 240056), (1332, 197884), (1464, 180042), (1622, 162504), (1776, 148413), (2196, 120028), (2257, 116784), (2433, 108336), (2664, 98942), (2928, 90021), (3244, 81252), (4392, 60014), (4514, 58392), (4866, 54168), (5328, 49471), (6488, 40626), (6771, 38928), (7299, 36112), (8784, 30007), (9028, 29196), (9732, 27084), (12976, 20313), (13542, 19464), (14598, 18056)]