639340272

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4409}}^1$

素因数の和:4495

約数の個数: 120

約数和(自身を含む): 1919408400

約数和(自身を除く): 1280068128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 53, 57, 72, 76, 106, 114, 144, 152, 159, 171, 212, 228, 304, 318, 342, 424, 456, 477, 636, 684, 848, 912, 954, 1007, 1272, 1368, 1908, 2014, 2544, 2736, 3021, 3816, 4028, 4409, 6042, 7632, 8056, 8818, 9063, 12084, 13227, 16112, 17636, 18126, 24168, 26454, 35272, 36252, 39681, 48336, 52908, 70544, 72504, 79362, 83771, 105816, 145008, 158724, 167542, 211632, 233677, 251313, 317448, 335084, 467354, 502626, 634896, 670168, 701031, 753939, 934708, 1005252, 1340336, 1402062, 1507878, 1869416, 2010504, 2103093, 2804124, 3015756, 3738832, 4021008, 4206186, 4439863, 5608248, 6031512, 8412372, 8879726, 11216496, 12063024, 13319589, 16824744, 17759452, 26639178, 33649488, 35518904, 39958767, 53278356, 71037808, 79917534, 106556712, 159835068, 213113424, 319670136, 639340272]

約数ペア:

[(1, 639340272), (2, 319670136), (3, 213113424), (4, 159835068), (6, 106556712), (8, 79917534), (9, 71037808), (12, 53278356), (16, 39958767), (18, 35518904), (19, 33649488), (24, 26639178), (36, 17759452), (38, 16824744), (48, 13319589), (53, 12063024), (57, 11216496), (72, 8879726), (76, 8412372), (106, 6031512), (114, 5608248), (144, 4439863), (152, 4206186), (159, 4021008), (171, 3738832), (212, 3015756), (228, 2804124), (304, 2103093), (318, 2010504), (342, 1869416), (424, 1507878), (456, 1402062), (477, 1340336), (636, 1005252), (684, 934708), (848, 753939), (912, 701031), (954, 670168), (1007, 634896), (1272, 502626), (1368, 467354), (1908, 335084), (2014, 317448), (2544, 251313), (2736, 233677), (3021, 211632), (3816, 167542), (4028, 158724), (4409, 145008), (6042, 105816), (7632, 83771), (8056, 79362), (8818, 72504), (9063, 70544), (12084, 52908), (13227, 48336), (16112, 39681), (17636, 36252), (18126, 35272), (24168, 26454)]