2488791760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{947}}^1$

素因数の和:1018

約数の個数: 240

約数和(自身を含む): 7524268416

約数和(自身を除く): 5035476656

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 182, 190, 208, 247, 260, 266, 280, 304, 361, 364, 380, 455, 494, 520, 532, 560, 665, 722, 728, 760, 910, 947, 988, 1040, 1064, 1235, 1330, 1444, 1456, 1520, 1729, 1805, 1820, 1894, 1976, 2128, 2470, 2527, 2660, 2888, 3458, 3610, 3640, 3788, 3952, 4693, 4735, 4940, 5054, 5320, 5776, 6629, 6916, 7220, 7280, 7576, 8645, 9386, 9470, 9880, 10108, 10640, 12311, 12635, 13258, 13832, 14440, 15152, 17290, 17993, 18772, 18940, 19760, 20216, 23465, 24622, 25270, 26516, 27664, 28880, 32851, 33145, 34580, 35986, 37544, 37880, 40432, 46930, 49244, 50540, 53032, 61555, 65702, 66290, 69160, 71972, 75088, 75760, 86177, 89965, 93860, 98488, 101080, 106064, 123110, 125951, 131404, 132580, 138320, 143944, 164255, 172354, 179930, 187720, 196976, 202160, 233909, 246220, 251902, 262808, 265160, 287888, 328510, 341867, 344708, 359860, 375440, 430885, 467818, 492440, 503804, 525616, 530320, 629755, 657020, 683734, 689416, 719720, 861770, 935636, 984880, 1007608, 1169545, 1259510, 1314040, 1367468, 1378832, 1439440, 1637363, 1709335, 1723540, 1871272, 2015216, 2339090, 2393069, 2519020, 2628080, 2734936, 3274726, 3418670, 3447080, 3742544, 4444271, 4678180, 4786138, 5038040, 5469872, 6549452, 6837340, 6894160, 8186815, 8888542, 9356360, 9572276, 10076080, 11965345, 13098904, 13674680, 16373630, 17777084, 18712720, 19144552, 22221355, 23930690, 26197808, 27349360, 31109897, 32747260, 35554168, 38289104, 44442710, 47861380, 62219794, 65494520, 71108336, 88885420, 95722760, 124439588, 130989040, 155549485, 177770840, 191445520, 248879176, 311098970, 355541680, 497758352, 622197940, 1244395880, 2488791760]

約数ペア:

[(1, 2488791760), (2, 1244395880), (4, 622197940), (5, 497758352), (7, 355541680), (8, 311098970), (10, 248879176), (13, 191445520), (14, 177770840), (16, 155549485), (19, 130989040), (20, 124439588), (26, 95722760), (28, 88885420), (35, 71108336), (38, 65494520), (40, 62219794), (52, 47861380), (56, 44442710), (65, 38289104), (70, 35554168), (76, 32747260), (80, 31109897), (91, 27349360), (95, 26197808), (104, 23930690), (112, 22221355), (130, 19144552), (133, 18712720), (140, 17777084), (152, 16373630), (182, 13674680), (190, 13098904), (208, 11965345), (247, 10076080), (260, 9572276), (266, 9356360), (280, 8888542), (304, 8186815), (361, 6894160), (364, 6837340), (380, 6549452), (455, 5469872), (494, 5038040), (520, 4786138), (532, 4678180), (560, 4444271), (665, 3742544), (722, 3447080), (728, 3418670), (760, 3274726), (910, 2734936), (947, 2628080), (988, 2519020), (1040, 2393069), (1064, 2339090), (1235, 2015216), (1330, 1871272), (1444, 1723540), (1456, 1709335), (1520, 1637363), (1729, 1439440), (1805, 1378832), (1820, 1367468), (1894, 1314040), (1976, 1259510), (2128, 1169545), (2470, 1007608), (2527, 984880), (2660, 935636), (2888, 861770), (3458, 719720), (3610, 689416), (3640, 683734), (3788, 657020), (3952, 629755), (4693, 530320), (4735, 525616), (4940, 503804), (5054, 492440), (5320, 467818), (5776, 430885), (6629, 375440), (6916, 359860), (7220, 344708), (7280, 341867), (7576, 328510), (8645, 287888), (9386, 265160), (9470, 262808), (9880, 251902), (10108, 246220), (10640, 233909), (12311, 202160), (12635, 196976), (13258, 187720), (13832, 179930), (14440, 172354), (15152, 164255), (17290, 143944), (17993, 138320), (18772, 132580), (18940, 131404), (19760, 125951), (20216, 123110), (23465, 106064), (24622, 101080), (25270, 98488), (26516, 93860), (27664, 89965), (28880, 86177), (32851, 75760), (33145, 75088), (34580, 71972), (35986, 69160), (37544, 66290), (37880, 65702), (40432, 61555), (46930, 53032), (49244, 50540)]