263744928

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:499

約数の個数: 144

約数和(自身を含む): 797116320

約数和(自身を除く): 533371392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 157, 171, 228, 288, 304, 307, 314, 342, 456, 471, 608, 614, 628, 684, 912, 921, 942, 1228, 1256, 1368, 1413, 1824, 1842, 1884, 2456, 2512, 2736, 2763, 2826, 2983, 3684, 3768, 4912, 5024, 5472, 5526, 5652, 5833, 5966, 7368, 7536, 8949, 9824, 11052, 11304, 11666, 11932, 14736, 15072, 17499, 17898, 22104, 22608, 23332, 23864, 26847, 29472, 34998, 35796, 44208, 45216, 46664, 47728, 48199, 52497, 53694, 69996, 71592, 88416, 93328, 95456, 96398, 104994, 107388, 139992, 143184, 144597, 186656, 192796, 209988, 214776, 279984, 286368, 289194, 385592, 419976, 429552, 433791, 559968, 578388, 771184, 839952, 859104, 867582, 915781, 1156776, 1542368, 1679904, 1735164, 1831562, 2313552, 2747343, 3470328, 3663124, 4627104, 5494686, 6940656, 7326248, 8242029, 10989372, 13881312, 14652496, 16484058, 21978744, 29304992, 32968116, 43957488, 65936232, 87914976, 131872464, 263744928]

約数ペア:

[(1, 263744928), (2, 131872464), (3, 87914976), (4, 65936232), (6, 43957488), (8, 32968116), (9, 29304992), (12, 21978744), (16, 16484058), (18, 14652496), (19, 13881312), (24, 10989372), (32, 8242029), (36, 7326248), (38, 6940656), (48, 5494686), (57, 4627104), (72, 3663124), (76, 3470328), (96, 2747343), (114, 2313552), (144, 1831562), (152, 1735164), (157, 1679904), (171, 1542368), (228, 1156776), (288, 915781), (304, 867582), (307, 859104), (314, 839952), (342, 771184), (456, 578388), (471, 559968), (608, 433791), (614, 429552), (628, 419976), (684, 385592), (912, 289194), (921, 286368), (942, 279984), (1228, 214776), (1256, 209988), (1368, 192796), (1413, 186656), (1824, 144597), (1842, 143184), (1884, 139992), (2456, 107388), (2512, 104994), (2736, 96398), (2763, 95456), (2826, 93328), (2983, 88416), (3684, 71592), (3768, 69996), (4912, 53694), (5024, 52497), (5472, 48199), (5526, 47728), (5652, 46664), (5833, 45216), (5966, 44208), (7368, 35796), (7536, 34998), (8949, 29472), (9824, 26847), (11052, 23864), (11304, 23332), (11666, 22608), (11932, 22104), (14736, 17898), (15072, 17499)]