398557440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1$

素因数の和:1249

約数の個数: 216

約数和(自身を含む): 1427713560

約数和(自身を除く): 1029156120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 128, 144, 145, 160, 174, 180, 192, 232, 240, 256, 261, 288, 290, 320, 348, 360, 384, 435, 464, 480, 522, 576, 580, 640, 696, 720, 768, 870, 928, 960, 1044, 1152, 1160, 1193, 1280, 1305, 1392, 1440, 1740, 1856, 1920, 2088, 2304, 2320, 2386, 2610, 2784, 2880, 3480, 3579, 3712, 3840, 4176, 4640, 4772, 5220, 5568, 5760, 5965, 6960, 7158, 7424, 8352, 9280, 9544, 10440, 10737, 11136, 11520, 11930, 13920, 14316, 16704, 17895, 18560, 19088, 20880, 21474, 22272, 23860, 27840, 28632, 33408, 34597, 35790, 37120, 38176, 41760, 42948, 47720, 53685, 55680, 57264, 66816, 69194, 71580, 76352, 83520, 85896, 95440, 103791, 107370, 111360, 114528, 138388, 143160, 152704, 167040, 171792, 172985, 190880, 207582, 214740, 229056, 276776, 286320, 305408, 311373, 334080, 343584, 345970, 381760, 415164, 429480, 458112, 518955, 553552, 572640, 622746, 687168, 691940, 763520, 830328, 858960, 916224, 1037910, 1107104, 1145280, 1245492, 1374336, 1383880, 1527040, 1556865, 1660656, 1717920, 2075820, 2214208, 2290560, 2490984, 2748672, 2767760, 3113730, 3321312, 3435840, 4151640, 4428416, 4581120, 4981968, 5535520, 6227460, 6642624, 6871680, 8303280, 8856832, 9963936, 11071040, 12454920, 13285248, 13743360, 16606560, 19927872, 22142080, 24909840, 26570496, 33213120, 39855744, 44284160, 49819680, 66426240, 79711488, 99639360, 132852480, 199278720, 398557440]

約数ペア:

[(1, 398557440), (2, 199278720), (3, 132852480), (4, 99639360), (5, 79711488), (6, 66426240), (8, 49819680), (9, 44284160), (10, 39855744), (12, 33213120), (15, 26570496), (16, 24909840), (18, 22142080), (20, 19927872), (24, 16606560), (29, 13743360), (30, 13285248), (32, 12454920), (36, 11071040), (40, 9963936), (45, 8856832), (48, 8303280), (58, 6871680), (60, 6642624), (64, 6227460), (72, 5535520), (80, 4981968), (87, 4581120), (90, 4428416), (96, 4151640), (116, 3435840), (120, 3321312), (128, 3113730), (144, 2767760), (145, 2748672), (160, 2490984), (174, 2290560), (180, 2214208), (192, 2075820), (232, 1717920), (240, 1660656), (256, 1556865), (261, 1527040), (288, 1383880), (290, 1374336), (320, 1245492), (348, 1145280), (360, 1107104), (384, 1037910), (435, 916224), (464, 858960), (480, 830328), (522, 763520), (576, 691940), (580, 687168), (640, 622746), (696, 572640), (720, 553552), (768, 518955), (870, 458112), (928, 429480), (960, 415164), (1044, 381760), (1152, 345970), (1160, 343584), (1193, 334080), (1280, 311373), (1305, 305408), (1392, 286320), (1440, 276776), (1740, 229056), (1856, 214740), (1920, 207582), (2088, 190880), (2304, 172985), (2320, 171792), (2386, 167040), (2610, 152704), (2784, 143160), (2880, 138388), (3480, 114528), (3579, 111360), (3712, 107370), (3840, 103791), (4176, 95440), (4640, 85896), (4772, 83520), (5220, 76352), (5568, 71580), (5760, 69194), (5965, 66816), (6960, 57264), (7158, 55680), (7424, 53685), (8352, 47720), (9280, 42948), (9544, 41760), (10440, 38176), (10737, 37120), (11136, 35790), (11520, 34597), (11930, 33408), (13920, 28632), (14316, 27840), (16704, 23860), (17895, 22272), (18560, 21474), (19088, 20880)]