12981302390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:598

約数の個数: 128

約数和(自身を含む): 28030648320

約数和(自身を除く): 15049345930

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 151, 155, 173, 217, 229, 302, 310, 346, 434, 458, 755, 865, 1057, 1085, 1145, 1211, 1510, 1603, 1730, 2114, 2170, 2290, 2422, 3206, 4681, 5285, 5363, 6055, 7099, 8015, 9362, 10570, 10726, 12110, 14198, 16030, 23405, 26123, 26815, 32767, 34579, 35495, 37541, 39617, 46810, 49693, 52246, 53630, 65534, 69158, 70990, 75082, 79234, 99386, 130615, 163835, 172895, 182861, 187705, 198085, 242053, 248465, 261230, 277319, 327670, 345790, 365722, 375410, 396170, 484106, 496930, 554638, 809813, 914305, 1071949, 1210265, 1228127, 1386595, 1619626, 1828610, 2143898, 2420530, 2456254, 2773190, 4049065, 5359745, 5668691, 5982167, 6140635, 7503643, 8098130, 8596889, 10719490, 11337382, 11964334, 12281270, 15007286, 17193778, 28343455, 29910835, 37518215, 41875169, 42984445, 56686910, 59821670, 75036430, 83750338, 85968890, 185447177, 209375845, 370894354, 418751690, 927235885, 1298130239, 1854471770, 2596260478, 6490651195, 12981302390]

約数ペア:

[(1, 12981302390), (2, 6490651195), (5, 2596260478), (7, 1854471770), (10, 1298130239), (14, 927235885), (31, 418751690), (35, 370894354), (62, 209375845), (70, 185447177), (151, 85968890), (155, 83750338), (173, 75036430), (217, 59821670), (229, 56686910), (302, 42984445), (310, 41875169), (346, 37518215), (434, 29910835), (458, 28343455), (755, 17193778), (865, 15007286), (1057, 12281270), (1085, 11964334), (1145, 11337382), (1211, 10719490), (1510, 8596889), (1603, 8098130), (1730, 7503643), (2114, 6140635), (2170, 5982167), (2290, 5668691), (2422, 5359745), (3206, 4049065), (4681, 2773190), (5285, 2456254), (5363, 2420530), (6055, 2143898), (7099, 1828610), (8015, 1619626), (9362, 1386595), (10570, 1228127), (10726, 1210265), (12110, 1071949), (14198, 914305), (16030, 809813), (23405, 554638), (26123, 496930), (26815, 484106), (32767, 396170), (34579, 375410), (35495, 365722), (37541, 345790), (39617, 327670), (46810, 277319), (49693, 261230), (52246, 248465), (53630, 242053), (65534, 198085), (69158, 187705), (70990, 182861), (75082, 172895), (79234, 163835), (99386, 130615)]