978173070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 192

約数和(自身を含む): 2868991488

約数和(自身を除く): 1890818418

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 37, 42, 62, 70, 74, 93, 105, 111, 131, 155, 185, 186, 210, 217, 222, 259, 262, 310, 370, 393, 434, 465, 518, 555, 651, 655, 777, 786, 917, 930, 961, 1085, 1110, 1147, 1295, 1302, 1310, 1554, 1834, 1922, 1965, 2170, 2294, 2590, 2751, 2883, 3255, 3441, 3885, 3930, 4061, 4585, 4805, 4847, 5502, 5735, 5766, 6510, 6727, 6882, 7770, 8029, 8122, 9170, 9610, 9694, 11470, 12183, 13454, 13755, 14415, 14541, 16058, 17205, 20181, 20305, 24087, 24235, 24366, 27510, 28427, 28830, 29082, 33635, 33929, 34410, 35557, 40145, 40362, 40610, 48174, 48470, 56854, 60915, 67270, 67858, 71114, 72705, 80290, 85281, 100905, 101787, 106671, 120435, 121830, 125891, 142135, 145410, 150257, 169645, 170562, 177785, 201810, 203574, 213342, 240870, 248899, 251782, 284270, 300514, 339290, 355570, 377673, 426405, 450771, 497798, 508935, 533355, 629455, 746697, 751285, 755346, 852810, 881237, 901542, 1017870, 1051799, 1066710, 1244495, 1258910, 1493394, 1502570, 1762474, 1888365, 2103598, 2253855, 2488990, 2643711, 3155397, 3733485, 3776730, 4406185, 4507710, 4657967, 5258995, 5287422, 6310794, 7466970, 8812370, 9315934, 10517990, 13218555, 13973901, 15776985, 23289835, 26437110, 27947802, 31553970, 32605769, 46579670, 65211538, 69869505, 97817307, 139739010, 163028845, 195634614, 326057690, 489086535, 978173070]

約数ペア:

[(1, 978173070), (2, 489086535), (3, 326057690), (5, 195634614), (6, 163028845), (7, 139739010), (10, 97817307), (14, 69869505), (15, 65211538), (21, 46579670), (30, 32605769), (31, 31553970), (35, 27947802), (37, 26437110), (42, 23289835), (62, 15776985), (70, 13973901), (74, 13218555), (93, 10517990), (105, 9315934), (111, 8812370), (131, 7466970), (155, 6310794), (185, 5287422), (186, 5258995), (210, 4657967), (217, 4507710), (222, 4406185), (259, 3776730), (262, 3733485), (310, 3155397), (370, 2643711), (393, 2488990), (434, 2253855), (465, 2103598), (518, 1888365), (555, 1762474), (651, 1502570), (655, 1493394), (777, 1258910), (786, 1244495), (917, 1066710), (930, 1051799), (961, 1017870), (1085, 901542), (1110, 881237), (1147, 852810), (1295, 755346), (1302, 751285), (1310, 746697), (1554, 629455), (1834, 533355), (1922, 508935), (1965, 497798), (2170, 450771), (2294, 426405), (2590, 377673), (2751, 355570), (2883, 339290), (3255, 300514), (3441, 284270), (3885, 251782), (3930, 248899), (4061, 240870), (4585, 213342), (4805, 203574), (4847, 201810), (5502, 177785), (5735, 170562), (5766, 169645), (6510, 150257), (6727, 145410), (6882, 142135), (7770, 125891), (8029, 121830), (8122, 120435), (9170, 106671), (9610, 101787), (9694, 100905), (11470, 85281), (12183, 80290), (13454, 72705), (13755, 71114), (14415, 67858), (14541, 67270), (16058, 60915), (17205, 56854), (20181, 48470), (20305, 48174), (24087, 40610), (24235, 40362), (24366, 40145), (27510, 35557), (28427, 34410), (28830, 33929), (29082, 33635)]