77990850

素因数分解:

$2^1\times 3^5\times 5^2\times 7^2\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 216

約数和(自身を含む): 254702448

約数和(自身を除く): 176711598

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 49, 50, 54, 63, 70, 75, 81, 90, 98, 105, 126, 131, 135, 147, 150, 162, 175, 189, 210, 225, 243, 245, 262, 270, 294, 315, 350, 378, 393, 405, 441, 450, 486, 490, 525, 567, 630, 655, 675, 735, 786, 810, 882, 917, 945, 1050, 1134, 1179, 1215, 1225, 1310, 1323, 1350, 1470, 1575, 1701, 1834, 1890, 1965, 2025, 2205, 2358, 2430, 2450, 2646, 2751, 2835, 3150, 3275, 3402, 3537, 3675, 3930, 3969, 4050, 4410, 4585, 4725, 5502, 5670, 5895, 6075, 6419, 6550, 6615, 7074, 7350, 7938, 8253, 8505, 9170, 9450, 9825, 10611, 11025, 11790, 11907, 12150, 12838, 13230, 13755, 14175, 16506, 17010, 17685, 19257, 19650, 19845, 21222, 22050, 22925, 23814, 24759, 27510, 28350, 29475, 31833, 32095, 33075, 35370, 38514, 39690, 41265, 42525, 45850, 49518, 53055, 57771, 58950, 59535, 63666, 64190, 66150, 68775, 74277, 82530, 85050, 88425, 96285, 99225, 106110, 115542, 119070, 123795, 137550, 148554, 159165, 160475, 173313, 176850, 192570, 198450, 206325, 222831, 247590, 265275, 288855, 297675, 318330, 320950, 346626, 371385, 412650, 445662, 481425, 519939, 530550, 577710, 595350, 618975, 742770, 795825, 866565, 962850, 1039878, 1114155, 1237950, 1444275, 1559817, 1591650, 1733130, 1856925, 2228310, 2599695, 2888550, 3119634, 3713850, 4332825, 5199390, 5570775, 7799085, 8665650, 11141550, 12998475, 15598170, 25996950, 38995425, 77990850]

約数ペア:

[(1, 77990850), (2, 38995425), (3, 25996950), (5, 15598170), (6, 12998475), (7, 11141550), (9, 8665650), (10, 7799085), (14, 5570775), (15, 5199390), (18, 4332825), (21, 3713850), (25, 3119634), (27, 2888550), (30, 2599695), (35, 2228310), (42, 1856925), (45, 1733130), (49, 1591650), (50, 1559817), (54, 1444275), (63, 1237950), (70, 1114155), (75, 1039878), (81, 962850), (90, 866565), (98, 795825), (105, 742770), (126, 618975), (131, 595350), (135, 577710), (147, 530550), (150, 519939), (162, 481425), (175, 445662), (189, 412650), (210, 371385), (225, 346626), (243, 320950), (245, 318330), (262, 297675), (270, 288855), (294, 265275), (315, 247590), (350, 222831), (378, 206325), (393, 198450), (405, 192570), (441, 176850), (450, 173313), (486, 160475), (490, 159165), (525, 148554), (567, 137550), (630, 123795), (655, 119070), (675, 115542), (735, 106110), (786, 99225), (810, 96285), (882, 88425), (917, 85050), (945, 82530), (1050, 74277), (1134, 68775), (1179, 66150), (1215, 64190), (1225, 63666), (1310, 59535), (1323, 58950), (1350, 57771), (1470, 53055), (1575, 49518), (1701, 45850), (1834, 42525), (1890, 41265), (1965, 39690), (2025, 38514), (2205, 35370), (2358, 33075), (2430, 32095), (2450, 31833), (2646, 29475), (2751, 28350), (2835, 27510), (3150, 24759), (3275, 23814), (3402, 22925), (3537, 22050), (3675, 21222), (3930, 19845), (3969, 19650), (4050, 19257), (4410, 17685), (4585, 17010), (4725, 16506), (5502, 14175), (5670, 13755), (5895, 13230), (6075, 12838), (6419, 12150), (6550, 11907), (6615, 11790), (7074, 11025), (7350, 10611), (7938, 9825), (8253, 9450), (8505, 9170)]