233447680

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 610747200

約数和(自身を除く): 377299520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 116, 128, 145, 152, 160, 190, 232, 256, 290, 304, 320, 331, 380, 464, 551, 580, 608, 640, 662, 760, 928, 1102, 1160, 1216, 1280, 1324, 1520, 1655, 1856, 2204, 2320, 2432, 2648, 2755, 3040, 3310, 3712, 4408, 4640, 4864, 5296, 5510, 6080, 6289, 6620, 7424, 8816, 9280, 9599, 10592, 11020, 12160, 12578, 13240, 17632, 18560, 19198, 21184, 22040, 24320, 25156, 26480, 31445, 35264, 37120, 38396, 42368, 44080, 47995, 50312, 52960, 62890, 70528, 76792, 84736, 88160, 95990, 100624, 105920, 125780, 141056, 153584, 176320, 182381, 191980, 201248, 211840, 251560, 307168, 352640, 364762, 383960, 402496, 423680, 503120, 614336, 705280, 729524, 767920, 804992, 911905, 1006240, 1228672, 1459048, 1535840, 1609984, 1823810, 2012480, 2457344, 2918096, 3071680, 3647620, 4024960, 5836192, 6143360, 7295240, 8049920, 11672384, 12286720, 14590480, 23344768, 29180960, 46689536, 58361920, 116723840, 233447680]

約数ペア:

[(1, 233447680), (2, 116723840), (4, 58361920), (5, 46689536), (8, 29180960), (10, 23344768), (16, 14590480), (19, 12286720), (20, 11672384), (29, 8049920), (32, 7295240), (38, 6143360), (40, 5836192), (58, 4024960), (64, 3647620), (76, 3071680), (80, 2918096), (95, 2457344), (116, 2012480), (128, 1823810), (145, 1609984), (152, 1535840), (160, 1459048), (190, 1228672), (232, 1006240), (256, 911905), (290, 804992), (304, 767920), (320, 729524), (331, 705280), (380, 614336), (464, 503120), (551, 423680), (580, 402496), (608, 383960), (640, 364762), (662, 352640), (760, 307168), (928, 251560), (1102, 211840), (1160, 201248), (1216, 191980), (1280, 182381), (1324, 176320), (1520, 153584), (1655, 141056), (1856, 125780), (2204, 105920), (2320, 100624), (2432, 95990), (2648, 88160), (2755, 84736), (3040, 76792), (3310, 70528), (3712, 62890), (4408, 52960), (4640, 50312), (4864, 47995), (5296, 44080), (5510, 42368), (6080, 38396), (6289, 37120), (6620, 35264), (7424, 31445), (8816, 26480), (9280, 25156), (9599, 24320), (10592, 22040), (11020, 21184), (12160, 19198), (12578, 18560), (13240, 17632)]