1992757440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:515

約数の個数: 224

約数和(自身を含む): 6539569344

約数和(自身を除く): 4546811904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 197, 205, 240, 246, 257, 320, 328, 394, 410, 480, 492, 514, 591, 615, 656, 771, 788, 820, 960, 984, 985, 1028, 1182, 1230, 1285, 1312, 1542, 1576, 1640, 1968, 1970, 2056, 2364, 2460, 2570, 2624, 2955, 3084, 3152, 3280, 3855, 3936, 3940, 4112, 4728, 4920, 5140, 5910, 6168, 6304, 6560, 7710, 7872, 7880, 8077, 8224, 9456, 9840, 10280, 10537, 11820, 12336, 12608, 13120, 15420, 15760, 16154, 16448, 18912, 19680, 20560, 21074, 23640, 24231, 24672, 30840, 31520, 31611, 32308, 37824, 39360, 40385, 41120, 42148, 47280, 48462, 49344, 50629, 52685, 61680, 63040, 63222, 64616, 80770, 82240, 84296, 94560, 96924, 101258, 105370, 121155, 123360, 126444, 129232, 151887, 158055, 161540, 168592, 189120, 193848, 202516, 210740, 242310, 246720, 252888, 253145, 258464, 303774, 316110, 323080, 337184, 387696, 405032, 421480, 484620, 505776, 506290, 516928, 607548, 632220, 646160, 674368, 759435, 775392, 810064, 842960, 969240, 1011552, 1012580, 1215096, 1264440, 1292320, 1518870, 1550784, 1620128, 1685920, 1938480, 2023104, 2025160, 2075789, 2430192, 2528880, 2584640, 3037740, 3240256, 3371840, 3876960, 4050320, 4151578, 4860384, 5057760, 6075480, 6227367, 7753920, 8100640, 8303156, 9720768, 10115520, 10378945, 12150960, 12454734, 16201280, 16606312, 20757890, 24301920, 24909468, 31136835, 33212624, 41515780, 48603840, 49818936, 62273670, 66425248, 83031560, 99637872, 124547340, 132850496, 166063120, 199275744, 249094680, 332126240, 398551488, 498189360, 664252480, 996378720, 1992757440]

約数ペア:

[(1, 1992757440), (2, 996378720), (3, 664252480), (4, 498189360), (5, 398551488), (6, 332126240), (8, 249094680), (10, 199275744), (12, 166063120), (15, 132850496), (16, 124547340), (20, 99637872), (24, 83031560), (30, 66425248), (32, 62273670), (40, 49818936), (41, 48603840), (48, 41515780), (60, 33212624), (64, 31136835), (80, 24909468), (82, 24301920), (96, 20757890), (120, 16606312), (123, 16201280), (160, 12454734), (164, 12150960), (192, 10378945), (197, 10115520), (205, 9720768), (240, 8303156), (246, 8100640), (257, 7753920), (320, 6227367), (328, 6075480), (394, 5057760), (410, 4860384), (480, 4151578), (492, 4050320), (514, 3876960), (591, 3371840), (615, 3240256), (656, 3037740), (771, 2584640), (788, 2528880), (820, 2430192), (960, 2075789), (984, 2025160), (985, 2023104), (1028, 1938480), (1182, 1685920), (1230, 1620128), (1285, 1550784), (1312, 1518870), (1542, 1292320), (1576, 1264440), (1640, 1215096), (1968, 1012580), (1970, 1011552), (2056, 969240), (2364, 842960), (2460, 810064), (2570, 775392), (2624, 759435), (2955, 674368), (3084, 646160), (3152, 632220), (3280, 607548), (3855, 516928), (3936, 506290), (3940, 505776), (4112, 484620), (4728, 421480), (4920, 405032), (5140, 387696), (5910, 337184), (6168, 323080), (6304, 316110), (6560, 303774), (7710, 258464), (7872, 253145), (7880, 252888), (8077, 246720), (8224, 242310), (9456, 210740), (9840, 202516), (10280, 193848), (10537, 189120), (11820, 168592), (12336, 161540), (12608, 158055), (13120, 151887), (15420, 129232), (15760, 126444), (16154, 123360), (16448, 121155), (18912, 105370), (19680, 101258), (20560, 96924), (21074, 94560), (23640, 84296), (24231, 82240), (24672, 80770), (30840, 64616), (31520, 63222), (31611, 63040), (32308, 61680), (37824, 52685), (39360, 50629), (40385, 49344), (41120, 48462), (42148, 47280)]