1236579680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3847}}^1$

素因数の和:3917

約数の個数: 144

約数和(自身を含む): 3482178336

約数和(自身を除く): 2245598656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 160, 164, 196, 205, 224, 245, 280, 287, 328, 392, 410, 490, 560, 574, 656, 784, 820, 980, 1120, 1148, 1312, 1435, 1568, 1640, 1960, 2009, 2296, 2870, 3280, 3847, 3920, 4018, 4592, 5740, 6560, 7694, 7840, 8036, 9184, 10045, 11480, 15388, 16072, 19235, 20090, 22960, 26929, 30776, 32144, 38470, 40180, 45920, 53858, 61552, 64288, 76940, 80360, 107716, 123104, 134645, 153880, 157727, 160720, 188503, 215432, 269290, 307760, 315454, 321440, 377006, 430864, 538580, 615520, 630908, 754012, 788635, 861728, 942515, 1077160, 1104089, 1261816, 1508024, 1577270, 1885030, 2154320, 2208178, 2523632, 3016048, 3154540, 3770060, 4308640, 4416356, 5047264, 5520445, 6032096, 6309080, 7540120, 7728623, 8832712, 11040890, 12618160, 15080240, 15457246, 17665424, 22081780, 25236320, 30160480, 30914492, 35330848, 38643115, 44163560, 61828984, 77286230, 88327120, 123657968, 154572460, 176654240, 247315936, 309144920, 618289840, 1236579680]

約数ペア:

[(1, 1236579680), (2, 618289840), (4, 309144920), (5, 247315936), (7, 176654240), (8, 154572460), (10, 123657968), (14, 88327120), (16, 77286230), (20, 61828984), (28, 44163560), (32, 38643115), (35, 35330848), (40, 30914492), (41, 30160480), (49, 25236320), (56, 22081780), (70, 17665424), (80, 15457246), (82, 15080240), (98, 12618160), (112, 11040890), (140, 8832712), (160, 7728623), (164, 7540120), (196, 6309080), (205, 6032096), (224, 5520445), (245, 5047264), (280, 4416356), (287, 4308640), (328, 3770060), (392, 3154540), (410, 3016048), (490, 2523632), (560, 2208178), (574, 2154320), (656, 1885030), (784, 1577270), (820, 1508024), (980, 1261816), (1120, 1104089), (1148, 1077160), (1312, 942515), (1435, 861728), (1568, 788635), (1640, 754012), (1960, 630908), (2009, 615520), (2296, 538580), (2870, 430864), (3280, 377006), (3847, 321440), (3920, 315454), (4018, 307760), (4592, 269290), (5740, 215432), (6560, 188503), (7694, 160720), (7840, 157727), (8036, 153880), (9184, 134645), (10045, 123104), (11480, 107716), (15388, 80360), (16072, 76940), (19235, 64288), (20090, 61552), (22960, 53858), (26929, 45920), (30776, 40180), (32144, 38470)]