378889140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{8431}}^1$

素因数の和:8557

約数の個数: 96

約数和(自身を含む): 1223921664

約数和(自身を除く): 845032524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 321, 420, 428, 535, 642, 749, 1070, 1284, 1498, 1605, 2140, 2247, 2996, 3210, 3745, 4494, 6420, 7490, 8431, 8988, 11235, 14980, 16862, 22470, 25293, 33724, 42155, 44940, 50586, 59017, 84310, 101172, 118034, 126465, 168620, 177051, 236068, 252930, 295085, 354102, 505860, 590170, 708204, 885255, 902117, 1180340, 1770510, 1804234, 2706351, 3541020, 3608468, 4510585, 5412702, 6314819, 9021170, 10825404, 12629638, 13531755, 18042340, 18944457, 25259276, 27063510, 31574095, 37888914, 54127020, 63148190, 75777828, 94722285, 126296380, 189444570, 378889140]

約数ペア:

[(1, 378889140), (2, 189444570), (3, 126296380), (4, 94722285), (5, 75777828), (6, 63148190), (7, 54127020), (10, 37888914), (12, 31574095), (14, 27063510), (15, 25259276), (20, 18944457), (21, 18042340), (28, 13531755), (30, 12629638), (35, 10825404), (42, 9021170), (60, 6314819), (70, 5412702), (84, 4510585), (105, 3608468), (107, 3541020), (140, 2706351), (210, 1804234), (214, 1770510), (321, 1180340), (420, 902117), (428, 885255), (535, 708204), (642, 590170), (749, 505860), (1070, 354102), (1284, 295085), (1498, 252930), (1605, 236068), (2140, 177051), (2247, 168620), (2996, 126465), (3210, 118034), (3745, 101172), (4494, 84310), (6420, 59017), (7490, 50586), (8431, 44940), (8988, 42155), (11235, 33724), (14980, 25293), (16862, 22470)]