20129727735

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{359}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 38786454720

約数和(自身を除く): 18656726985

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 73, 101, 117, 169, 195, 219, 303, 359, 365, 505, 507, 585, 657, 845, 909, 949, 1077, 1095, 1313, 1515, 1521, 1795, 2535, 2847, 3231, 3285, 3939, 4545, 4667, 4745, 5385, 6565, 7373, 7605, 8541, 11817, 12337, 14001, 14235, 16155, 17069, 19695, 22119, 23335, 26207, 36259, 36865, 37011, 42003, 42705, 51207, 59085, 60671, 61685, 66357, 70005, 78621, 85345, 95849, 108777, 110595, 111033, 131035, 153621, 181295, 182013, 185055, 210015, 235863, 256035, 287547, 303355, 326331, 331785, 340691, 393105, 471367, 479245, 543885, 546039, 555165, 768105, 862641, 910065, 1022073, 1179315, 1246037, 1414101, 1437735, 1631655, 1703455, 2356835, 2646907, 2730195, 3066219, 3738111, 4242303, 4313205, 4428983, 5110365, 6127771, 6230185, 7070505, 7940721, 11214333, 13234535, 13286949, 15331095, 18383313, 18690555, 21211515, 22144915, 23822163, 30638855, 34409791, 39703605, 39860847, 55149939, 56071665, 66434745, 91916565, 103229373, 119110815, 172048955, 199304235, 275749695, 309688119, 447327283, 516146865, 1341981849, 1548440595, 2236636415, 4025945547, 6709909245, 20129727735]

約数ペア:

[(1, 20129727735), (3, 6709909245), (5, 4025945547), (9, 2236636415), (13, 1548440595), (15, 1341981849), (39, 516146865), (45, 447327283), (65, 309688119), (73, 275749695), (101, 199304235), (117, 172048955), (169, 119110815), (195, 103229373), (219, 91916565), (303, 66434745), (359, 56071665), (365, 55149939), (505, 39860847), (507, 39703605), (585, 34409791), (657, 30638855), (845, 23822163), (909, 22144915), (949, 21211515), (1077, 18690555), (1095, 18383313), (1313, 15331095), (1515, 13286949), (1521, 13234535), (1795, 11214333), (2535, 7940721), (2847, 7070505), (3231, 6230185), (3285, 6127771), (3939, 5110365), (4545, 4428983), (4667, 4313205), (4745, 4242303), (5385, 3738111), (6565, 3066219), (7373, 2730195), (7605, 2646907), (8541, 2356835), (11817, 1703455), (12337, 1631655), (14001, 1437735), (14235, 1414101), (16155, 1246037), (17069, 1179315), (19695, 1022073), (22119, 910065), (23335, 862641), (26207, 768105), (36259, 555165), (36865, 546039), (37011, 543885), (42003, 479245), (42705, 471367), (51207, 393105), (59085, 340691), (60671, 331785), (61685, 326331), (66357, 303355), (70005, 287547), (78621, 256035), (85345, 235863), (95849, 210015), (108777, 185055), (110595, 182013), (111033, 181295), (131035, 153621)]