648054540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{991}}^1$

素因数の和:1189

約数の個数: 192

約数和(自身を含む): 2319851520

約数和(自身を除く): 1671796980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 173, 180, 189, 210, 252, 270, 315, 346, 378, 420, 519, 540, 630, 692, 756, 865, 945, 991, 1038, 1211, 1260, 1557, 1730, 1890, 1982, 2076, 2422, 2595, 2973, 3114, 3460, 3633, 3780, 3964, 4671, 4844, 4955, 5190, 5946, 6055, 6228, 6937, 7266, 7785, 8919, 9342, 9910, 10380, 10899, 11892, 12110, 13874, 14532, 14865, 15570, 17838, 18165, 18684, 19820, 20811, 21798, 23355, 24220, 26757, 27748, 29730, 31140, 32697, 34685, 35676, 36330, 41622, 43596, 44595, 46710, 53514, 54495, 59460, 62433, 65394, 69370, 72660, 83244, 89190, 93420, 104055, 107028, 108990, 124866, 130788, 133785, 138740, 163485, 171443, 178380, 187299, 208110, 217980, 249732, 267570, 312165, 326970, 342886, 374598, 416220, 514329, 535140, 624330, 653940, 685772, 749196, 857215, 936495, 1028658, 1200101, 1248660, 1542987, 1714430, 1872990, 2057316, 2400202, 2571645, 3085974, 3428860, 3600303, 3745980, 4628961, 4800404, 5143290, 6000505, 6171948, 7200606, 7714935, 9257922, 10286580, 10800909, 12001010, 14401212, 15429870, 18001515, 18515844, 21601818, 23144805, 24002020, 30859740, 32402727, 36003030, 43203636, 46289610, 54004545, 64805454, 72006060, 92579220, 108009090, 129610908, 162013635, 216018180, 324027270, 648054540]

約数ペア:

[(1, 648054540), (2, 324027270), (3, 216018180), (4, 162013635), (5, 129610908), (6, 108009090), (7, 92579220), (9, 72006060), (10, 64805454), (12, 54004545), (14, 46289610), (15, 43203636), (18, 36003030), (20, 32402727), (21, 30859740), (27, 24002020), (28, 23144805), (30, 21601818), (35, 18515844), (36, 18001515), (42, 15429870), (45, 14401212), (54, 12001010), (60, 10800909), (63, 10286580), (70, 9257922), (84, 7714935), (90, 7200606), (105, 6171948), (108, 6000505), (126, 5143290), (135, 4800404), (140, 4628961), (173, 3745980), (180, 3600303), (189, 3428860), (210, 3085974), (252, 2571645), (270, 2400202), (315, 2057316), (346, 1872990), (378, 1714430), (420, 1542987), (519, 1248660), (540, 1200101), (630, 1028658), (692, 936495), (756, 857215), (865, 749196), (945, 685772), (991, 653940), (1038, 624330), (1211, 535140), (1260, 514329), (1557, 416220), (1730, 374598), (1890, 342886), (1982, 326970), (2076, 312165), (2422, 267570), (2595, 249732), (2973, 217980), (3114, 208110), (3460, 187299), (3633, 178380), (3780, 171443), (3964, 163485), (4671, 138740), (4844, 133785), (4955, 130788), (5190, 124866), (5946, 108990), (6055, 107028), (6228, 104055), (6937, 93420), (7266, 89190), (7785, 83244), (8919, 72660), (9342, 69370), (9910, 65394), (10380, 62433), (10899, 59460), (11892, 54495), (12110, 53514), (13874, 46710), (14532, 44595), (14865, 43596), (15570, 41622), (17838, 36330), (18165, 35676), (18684, 34685), (19820, 32697), (20811, 31140), (21798, 29730), (23355, 27748), (24220, 26757)]