249647360

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 630467712

約数和(自身を除く): 380820352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 67, 71, 80, 82, 128, 134, 142, 160, 164, 205, 256, 268, 284, 320, 328, 335, 355, 410, 536, 568, 640, 656, 670, 710, 820, 1072, 1136, 1280, 1312, 1340, 1420, 1640, 2144, 2272, 2624, 2680, 2747, 2840, 2911, 3280, 4288, 4544, 4757, 5248, 5360, 5494, 5680, 5822, 6560, 8576, 9088, 9514, 10496, 10720, 10988, 11360, 11644, 13120, 13735, 14555, 17152, 18176, 19028, 21440, 21976, 22720, 23288, 23785, 26240, 27470, 29110, 38056, 42880, 43952, 45440, 46576, 47570, 52480, 54940, 58220, 76112, 85760, 87904, 90880, 93152, 95140, 109880, 116440, 152224, 175808, 186304, 190280, 195037, 219760, 232880, 304448, 351616, 372608, 380560, 390074, 439520, 465760, 608896, 703232, 745216, 761120, 780148, 879040, 931520, 975185, 1217792, 1522240, 1560296, 1758080, 1863040, 1950370, 3044480, 3120592, 3516160, 3726080, 3900740, 6088960, 6241184, 7801480, 12482368, 15602960, 24964736, 31205920, 49929472, 62411840, 124823680, 249647360]

約数ペア:

[(1, 249647360), (2, 124823680), (4, 62411840), (5, 49929472), (8, 31205920), (10, 24964736), (16, 15602960), (20, 12482368), (32, 7801480), (40, 6241184), (41, 6088960), (64, 3900740), (67, 3726080), (71, 3516160), (80, 3120592), (82, 3044480), (128, 1950370), (134, 1863040), (142, 1758080), (160, 1560296), (164, 1522240), (205, 1217792), (256, 975185), (268, 931520), (284, 879040), (320, 780148), (328, 761120), (335, 745216), (355, 703232), (410, 608896), (536, 465760), (568, 439520), (640, 390074), (656, 380560), (670, 372608), (710, 351616), (820, 304448), (1072, 232880), (1136, 219760), (1280, 195037), (1312, 190280), (1340, 186304), (1420, 175808), (1640, 152224), (2144, 116440), (2272, 109880), (2624, 95140), (2680, 93152), (2747, 90880), (2840, 87904), (2911, 85760), (3280, 76112), (4288, 58220), (4544, 54940), (4757, 52480), (5248, 47570), (5360, 46576), (5494, 45440), (5680, 43952), (5822, 42880), (6560, 38056), (8576, 29110), (9088, 27470), (9514, 26240), (10496, 23785), (10720, 23288), (10988, 22720), (11360, 21976), (11644, 21440), (13120, 19028), (13735, 18176), (14555, 17152)]