1296268540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1704

約数の個数: 144

約数和(自身を含む): 3412886400

約数和(自身を除く): 2116617860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 43, 49, 70, 76, 86, 95, 98, 133, 140, 172, 190, 196, 215, 245, 266, 301, 380, 430, 490, 532, 602, 665, 817, 860, 931, 980, 1204, 1330, 1505, 1619, 1634, 1862, 2107, 2660, 3010, 3238, 3268, 3724, 4085, 4214, 4655, 5719, 6020, 6476, 8095, 8170, 8428, 9310, 10535, 11333, 11438, 16190, 16340, 18620, 21070, 22666, 22876, 28595, 30761, 32380, 40033, 42140, 45332, 56665, 57190, 61522, 69617, 79331, 80066, 113330, 114380, 123044, 139234, 153805, 158662, 160132, 200165, 215327, 226660, 278468, 307610, 317324, 348085, 396655, 400330, 430654, 487319, 615220, 696170, 793310, 800660, 861308, 974638, 1076635, 1322723, 1392340, 1507289, 1586620, 1949276, 2153270, 2436595, 2645446, 3014578, 3411233, 4306540, 4873190, 5290892, 6029156, 6613615, 6822466, 7536445, 9259061, 9746380, 13227230, 13644932, 15072890, 17056165, 18518122, 26454460, 30145780, 34112330, 37036244, 46295305, 64813427, 68224660, 92590610, 129626854, 185181220, 259253708, 324067135, 648134270, 1296268540]

約数ペア:

[(1, 1296268540), (2, 648134270), (4, 324067135), (5, 259253708), (7, 185181220), (10, 129626854), (14, 92590610), (19, 68224660), (20, 64813427), (28, 46295305), (35, 37036244), (38, 34112330), (43, 30145780), (49, 26454460), (70, 18518122), (76, 17056165), (86, 15072890), (95, 13644932), (98, 13227230), (133, 9746380), (140, 9259061), (172, 7536445), (190, 6822466), (196, 6613615), (215, 6029156), (245, 5290892), (266, 4873190), (301, 4306540), (380, 3411233), (430, 3014578), (490, 2645446), (532, 2436595), (602, 2153270), (665, 1949276), (817, 1586620), (860, 1507289), (931, 1392340), (980, 1322723), (1204, 1076635), (1330, 974638), (1505, 861308), (1619, 800660), (1634, 793310), (1862, 696170), (2107, 615220), (2660, 487319), (3010, 430654), (3238, 400330), (3268, 396655), (3724, 348085), (4085, 317324), (4214, 307610), (4655, 278468), (5719, 226660), (6020, 215327), (6476, 200165), (8095, 160132), (8170, 158662), (8428, 153805), (9310, 139234), (10535, 123044), (11333, 114380), (11438, 113330), (16190, 80066), (16340, 79331), (18620, 69617), (21070, 61522), (22666, 57190), (22876, 56665), (28595, 45332), (30761, 42140), (32380, 40033)]