139672240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:590

約数の個数: 80

約数和(自身を含む): 336853440

約数和(自身を除く): 197181200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 97, 164, 194, 205, 328, 388, 410, 439, 485, 656, 776, 820, 878, 970, 1552, 1640, 1756, 1940, 2195, 3280, 3512, 3880, 3977, 4390, 7024, 7760, 7954, 8780, 15908, 17560, 17999, 19885, 31816, 35120, 35998, 39770, 42583, 63632, 71996, 79540, 85166, 89995, 143992, 159080, 170332, 179990, 212915, 287984, 318160, 340664, 359980, 425830, 681328, 719960, 851660, 1439920, 1703320, 1745903, 3406640, 3491806, 6983612, 8729515, 13967224, 17459030, 27934448, 34918060, 69836120, 139672240]

約数ペア:

[(1, 139672240), (2, 69836120), (4, 34918060), (5, 27934448), (8, 17459030), (10, 13967224), (16, 8729515), (20, 6983612), (40, 3491806), (41, 3406640), (80, 1745903), (82, 1703320), (97, 1439920), (164, 851660), (194, 719960), (205, 681328), (328, 425830), (388, 359980), (410, 340664), (439, 318160), (485, 287984), (656, 212915), (776, 179990), (820, 170332), (878, 159080), (970, 143992), (1552, 89995), (1640, 85166), (1756, 79540), (1940, 71996), (2195, 63632), (3280, 42583), (3512, 39770), (3880, 35998), (3977, 35120), (4390, 31816), (7024, 19885), (7760, 17999), (7954, 17560), (8780, 15908)]