190777500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 180

約数和(自身を含む): 616896280

約数和(自身を除く): 426118780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 61, 75, 90, 100, 122, 125, 139, 150, 180, 183, 225, 244, 250, 278, 300, 305, 366, 375, 417, 450, 500, 549, 556, 610, 625, 695, 732, 750, 834, 900, 915, 1098, 1125, 1220, 1250, 1251, 1390, 1500, 1525, 1668, 1830, 1875, 2085, 2196, 2250, 2500, 2502, 2745, 2780, 3050, 3475, 3660, 3750, 4170, 4500, 4575, 5004, 5490, 5625, 6100, 6255, 6950, 7500, 7625, 8340, 8479, 9150, 10425, 10980, 11250, 12510, 13725, 13900, 15250, 16958, 17375, 18300, 20850, 22500, 22875, 25020, 25437, 27450, 30500, 31275, 33916, 34750, 38125, 41700, 42395, 45750, 50874, 52125, 54900, 62550, 68625, 69500, 76250, 76311, 84790, 86875, 91500, 101748, 104250, 114375, 125100, 127185, 137250, 152500, 152622, 156375, 169580, 173750, 208500, 211975, 228750, 254370, 260625, 274500, 305244, 312750, 343125, 347500, 381555, 423950, 457500, 508740, 521250, 625500, 635925, 686250, 763110, 781875, 847900, 1042500, 1059875, 1271850, 1372500, 1526220, 1563750, 1907775, 2119750, 2543700, 3127500, 3179625, 3815550, 4239500, 5299375, 6359250, 7631100, 9538875, 10598750, 12718500, 15898125, 19077750, 21197500, 31796250, 38155500, 47694375, 63592500, 95388750, 190777500]

約数ペア:

[(1, 190777500), (2, 95388750), (3, 63592500), (4, 47694375), (5, 38155500), (6, 31796250), (9, 21197500), (10, 19077750), (12, 15898125), (15, 12718500), (18, 10598750), (20, 9538875), (25, 7631100), (30, 6359250), (36, 5299375), (45, 4239500), (50, 3815550), (60, 3179625), (61, 3127500), (75, 2543700), (90, 2119750), (100, 1907775), (122, 1563750), (125, 1526220), (139, 1372500), (150, 1271850), (180, 1059875), (183, 1042500), (225, 847900), (244, 781875), (250, 763110), (278, 686250), (300, 635925), (305, 625500), (366, 521250), (375, 508740), (417, 457500), (450, 423950), (500, 381555), (549, 347500), (556, 343125), (610, 312750), (625, 305244), (695, 274500), (732, 260625), (750, 254370), (834, 228750), (900, 211975), (915, 208500), (1098, 173750), (1125, 169580), (1220, 156375), (1250, 152622), (1251, 152500), (1390, 137250), (1500, 127185), (1525, 125100), (1668, 114375), (1830, 104250), (1875, 101748), (2085, 91500), (2196, 86875), (2250, 84790), (2500, 76311), (2502, 76250), (2745, 69500), (2780, 68625), (3050, 62550), (3475, 54900), (3660, 52125), (3750, 50874), (4170, 45750), (4500, 42395), (4575, 41700), (5004, 38125), (5490, 34750), (5625, 33916), (6100, 31275), (6255, 30500), (6950, 27450), (7500, 25437), (7625, 25020), (8340, 22875), (8479, 22500), (9150, 20850), (10425, 18300), (10980, 17375), (11250, 16958), (12510, 15250), (13725, 13900)]