1981901952

素因数分解:

$2^7\times 3^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 256

約数和(自身を含む): 6107270400

約数和(自身を除く): 4125368448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 64, 71, 72, 82, 96, 108, 123, 128, 142, 144, 164, 192, 197, 213, 216, 246, 284, 288, 328, 369, 384, 394, 426, 432, 492, 568, 576, 591, 639, 656, 738, 788, 852, 864, 984, 1107, 1136, 1152, 1182, 1278, 1312, 1476, 1576, 1704, 1728, 1773, 1917, 1968, 2214, 2272, 2364, 2556, 2624, 2911, 2952, 3152, 3408, 3456, 3546, 3834, 3936, 4428, 4544, 4728, 5112, 5248, 5319, 5822, 5904, 6304, 6816, 7092, 7668, 7872, 8077, 8733, 8856, 9088, 9456, 10224, 10638, 11644, 11808, 12608, 13632, 13987, 14184, 15336, 15744, 16154, 17466, 17712, 18912, 20448, 21276, 23288, 23616, 24231, 25216, 26199, 27264, 27974, 28368, 30672, 32308, 34932, 35424, 37824, 40896, 41961, 42552, 46576, 47232, 48462, 52398, 55948, 56736, 61344, 64616, 69864, 70848, 72693, 75648, 78597, 81792, 83922, 85104, 93152, 96924, 104796, 111896, 113472, 122688, 125883, 129232, 139728, 141696, 145386, 157194, 167844, 170208, 186304, 193848, 209592, 218079, 223792, 226944, 245376, 251766, 258464, 279456, 290772, 314388, 335688, 340416, 372608, 377649, 387696, 419184, 436158, 447584, 503532, 516928, 558912, 573467, 581544, 628776, 671376, 680832, 755298, 775392, 838368, 872316, 895168, 1007064, 1033856, 1117824, 1146934, 1163088, 1257552, 1342752, 1510596, 1550784, 1676736, 1720401, 1744632, 1790336, 2014128, 2293868, 2326176, 2515104, 2685504, 3021192, 3101568, 3353472, 3440802, 3489264, 4028256, 4587736, 4652352, 5030208, 5161203, 5371008, 6042384, 6881604, 6978528, 8056512, 9175472, 9304704, 10060416, 10322406, 12084768, 13763208, 13957056, 15483609, 16113024, 18350944, 20644812, 24169536, 27526416, 27914112, 30967218, 36701888, 41289624, 48339072, 55052832, 61934436, 73403776, 82579248, 110105664, 123868872, 165158496, 220211328, 247737744, 330316992, 495475488, 660633984, 990950976, 1981901952]

約数ペア:

[(1, 1981901952), (2, 990950976), (3, 660633984), (4, 495475488), (6, 330316992), (8, 247737744), (9, 220211328), (12, 165158496), (16, 123868872), (18, 110105664), (24, 82579248), (27, 73403776), (32, 61934436), (36, 55052832), (41, 48339072), (48, 41289624), (54, 36701888), (64, 30967218), (71, 27914112), (72, 27526416), (82, 24169536), (96, 20644812), (108, 18350944), (123, 16113024), (128, 15483609), (142, 13957056), (144, 13763208), (164, 12084768), (192, 10322406), (197, 10060416), (213, 9304704), (216, 9175472), (246, 8056512), (284, 6978528), (288, 6881604), (328, 6042384), (369, 5371008), (384, 5161203), (394, 5030208), (426, 4652352), (432, 4587736), (492, 4028256), (568, 3489264), (576, 3440802), (591, 3353472), (639, 3101568), (656, 3021192), (738, 2685504), (788, 2515104), (852, 2326176), (864, 2293868), (984, 2014128), (1107, 1790336), (1136, 1744632), (1152, 1720401), (1182, 1676736), (1278, 1550784), (1312, 1510596), (1476, 1342752), (1576, 1257552), (1704, 1163088), (1728, 1146934), (1773, 1117824), (1917, 1033856), (1968, 1007064), (2214, 895168), (2272, 872316), (2364, 838368), (2556, 775392), (2624, 755298), (2911, 680832), (2952, 671376), (3152, 628776), (3408, 581544), (3456, 573467), (3546, 558912), (3834, 516928), (3936, 503532), (4428, 447584), (4544, 436158), (4728, 419184), (5112, 387696), (5248, 377649), (5319, 372608), (5822, 340416), (5904, 335688), (6304, 314388), (6816, 290772), (7092, 279456), (7668, 258464), (7872, 251766), (8077, 245376), (8733, 226944), (8856, 223792), (9088, 218079), (9456, 209592), (10224, 193848), (10638, 186304), (11644, 170208), (11808, 167844), (12608, 157194), (13632, 145386), (13987, 141696), (14184, 139728), (15336, 129232), (15744, 125883), (16154, 122688), (17466, 113472), (17712, 111896), (18912, 104796), (20448, 96924), (21276, 93152), (23288, 85104), (23616, 83922), (24231, 81792), (25216, 78597), (26199, 75648), (27264, 72693), (27974, 70848), (28368, 69864), (30672, 64616), (32308, 61344), (34932, 56736), (35424, 55948), (37824, 52398), (40896, 48462), (41961, 47232), (42552, 46576)]