79428420680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{56951}}^1$

素因数の和:57279

約数の個数: 128

約数和(自身を含む): 217000788480

約数和(自身を除く): 137572367800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 293, 340, 476, 586, 595, 680, 952, 1172, 1190, 1465, 2051, 2344, 2380, 2930, 4102, 4760, 4981, 5860, 8204, 9962, 10255, 11720, 16408, 19924, 20510, 24905, 34867, 39848, 41020, 49810, 56951, 69734, 82040, 99620, 113902, 139468, 174335, 199240, 227804, 278936, 284755, 348670, 398657, 455608, 569510, 697340, 797314, 968167, 1139020, 1394680, 1594628, 1936334, 1993285, 2278040, 3189256, 3872668, 3986570, 4840835, 6777169, 7745336, 7973140, 9681670, 13554338, 15946280, 16686643, 19363340, 27108676, 33373286, 33885845, 38726680, 54217352, 66746572, 67771690, 83433215, 116806501, 133493144, 135543380, 166866430, 233613002, 271086760, 283672931, 333732860, 467226004, 567345862, 584032505, 667465720, 934452008, 1134691724, 1168065010, 1418364655, 1985710517, 2269383448, 2336130020, 2836729310, 3971421034, 4672260040, 5673458620, 7942842068, 9928552585, 11346917240, 15885684136, 19857105170, 39714210340, 79428420680]

約数ペア:

[(1, 79428420680), (2, 39714210340), (4, 19857105170), (5, 15885684136), (7, 11346917240), (8, 9928552585), (10, 7942842068), (14, 5673458620), (17, 4672260040), (20, 3971421034), (28, 2836729310), (34, 2336130020), (35, 2269383448), (40, 1985710517), (56, 1418364655), (68, 1168065010), (70, 1134691724), (85, 934452008), (119, 667465720), (136, 584032505), (140, 567345862), (170, 467226004), (238, 333732860), (280, 283672931), (293, 271086760), (340, 233613002), (476, 166866430), (586, 135543380), (595, 133493144), (680, 116806501), (952, 83433215), (1172, 67771690), (1190, 66746572), (1465, 54217352), (2051, 38726680), (2344, 33885845), (2380, 33373286), (2930, 27108676), (4102, 19363340), (4760, 16686643), (4981, 15946280), (5860, 13554338), (8204, 9681670), (9962, 7973140), (10255, 7745336), (11720, 6777169), (16408, 4840835), (19924, 3986570), (20510, 3872668), (24905, 3189256), (34867, 2278040), (39848, 1993285), (41020, 1936334), (49810, 1594628), (56951, 1394680), (69734, 1139020), (82040, 968167), (99620, 797314), (113902, 697340), (139468, 569510), (174335, 455608), (199240, 398657), (227804, 348670), (278936, 284755)]