20461168512

素因数分解:

$2^7\times 3^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1367}}^1$

素因数の和:1522

約数の個数: 256

約数和(自身を含む): 62288870400

約数和(自身を除く): 41827701888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 71, 72, 96, 108, 122, 128, 142, 144, 183, 192, 213, 216, 244, 284, 288, 366, 384, 426, 432, 488, 549, 568, 576, 639, 732, 852, 864, 976, 1098, 1136, 1152, 1278, 1367, 1464, 1647, 1704, 1728, 1917, 1952, 2196, 2272, 2556, 2734, 2928, 3294, 3408, 3456, 3834, 3904, 4101, 4331, 4392, 4544, 5112, 5468, 5856, 6588, 6816, 7668, 7808, 8202, 8662, 8784, 9088, 10224, 10936, 11712, 12303, 12993, 13176, 13632, 15336, 16404, 17324, 17568, 20448, 21872, 23424, 24606, 25986, 26352, 27264, 30672, 32808, 34648, 35136, 36909, 38979, 40896, 43744, 49212, 51972, 52704, 61344, 65616, 69296, 70272, 73818, 77958, 81792, 83387, 87488, 97057, 98424, 103944, 105408, 116937, 122688, 131232, 138592, 147636, 155916, 166774, 174976, 194114, 196848, 207888, 210816, 233874, 245376, 250161, 262464, 277184, 291171, 295272, 311832, 333548, 388228, 393696, 415776, 467748, 500322, 524928, 554368, 582342, 590544, 623664, 667096, 750483, 776456, 787392, 831552, 873513, 935496, 1000644, 1164684, 1181088, 1247328, 1334192, 1500966, 1552912, 1574784, 1663104, 1747026, 1870992, 2001288, 2251449, 2329368, 2362176, 2494656, 2620539, 2668384, 3001932, 3105824, 3494052, 3741984, 4002576, 4502898, 4658736, 4724352, 4989312, 5241078, 5336768, 5920477, 6003864, 6211648, 6988104, 7483968, 8005152, 9005796, 9317472, 10482156, 10673536, 11840954, 12007728, 12423296, 13976208, 14967936, 16010304, 17761431, 18011592, 18634944, 20964312, 23681908, 24015456, 27952416, 32020608, 35522862, 36023184, 37269888, 41928624, 47363816, 48030912, 53284293, 55904832, 71045724, 72046368, 83857248, 94727632, 96061824, 106568586, 111809664, 142091448, 144092736, 159852879, 167714496, 189455264, 213137172, 284182896, 288185472, 319705758, 335428992, 378910528, 426274344, 568365792, 639411516, 757821056, 852548688, 1136731584, 1278823032, 1705097376, 2273463168, 2557646064, 3410194752, 5115292128, 6820389504, 10230584256, 20461168512]

約数ペア:

[(1, 20461168512), (2, 10230584256), (3, 6820389504), (4, 5115292128), (6, 3410194752), (8, 2557646064), (9, 2273463168), (12, 1705097376), (16, 1278823032), (18, 1136731584), (24, 852548688), (27, 757821056), (32, 639411516), (36, 568365792), (48, 426274344), (54, 378910528), (61, 335428992), (64, 319705758), (71, 288185472), (72, 284182896), (96, 213137172), (108, 189455264), (122, 167714496), (128, 159852879), (142, 144092736), (144, 142091448), (183, 111809664), (192, 106568586), (213, 96061824), (216, 94727632), (244, 83857248), (284, 72046368), (288, 71045724), (366, 55904832), (384, 53284293), (426, 48030912), (432, 47363816), (488, 41928624), (549, 37269888), (568, 36023184), (576, 35522862), (639, 32020608), (732, 27952416), (852, 24015456), (864, 23681908), (976, 20964312), (1098, 18634944), (1136, 18011592), (1152, 17761431), (1278, 16010304), (1367, 14967936), (1464, 13976208), (1647, 12423296), (1704, 12007728), (1728, 11840954), (1917, 10673536), (1952, 10482156), (2196, 9317472), (2272, 9005796), (2556, 8005152), (2734, 7483968), (2928, 6988104), (3294, 6211648), (3408, 6003864), (3456, 5920477), (3834, 5336768), (3904, 5241078), (4101, 4989312), (4331, 4724352), (4392, 4658736), (4544, 4502898), (5112, 4002576), (5468, 3741984), (5856, 3494052), (6588, 3105824), (6816, 3001932), (7668, 2668384), (7808, 2620539), (8202, 2494656), (8662, 2362176), (8784, 2329368), (9088, 2251449), (10224, 2001288), (10936, 1870992), (11712, 1747026), (12303, 1663104), (12993, 1574784), (13176, 1552912), (13632, 1500966), (15336, 1334192), (16404, 1247328), (17324, 1181088), (17568, 1164684), (20448, 1000644), (21872, 935496), (23424, 873513), (24606, 831552), (25986, 787392), (26352, 776456), (27264, 750483), (30672, 667096), (32808, 623664), (34648, 590544), (35136, 582342), (36909, 554368), (38979, 524928), (40896, 500322), (43744, 467748), (49212, 415776), (51972, 393696), (52704, 388228), (61344, 333548), (65616, 311832), (69296, 295272), (70272, 291171), (73818, 277184), (77958, 262464), (81792, 250161), (83387, 245376), (87488, 233874), (97057, 210816), (98424, 207888), (103944, 196848), (105408, 194114), (116937, 174976), (122688, 166774), (131232, 155916), (138592, 147636)]