78384516

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1223}}^1$

素因数の和:1353

約数の個数: 72

約数和(自身を含む): 214885440

約数和(自身を除く): 136500924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 109, 147, 196, 218, 294, 327, 436, 588, 654, 763, 1223, 1308, 1526, 2289, 2446, 3052, 3669, 4578, 4892, 5341, 7338, 8561, 9156, 10682, 14676, 16023, 17122, 21364, 25683, 32046, 34244, 51366, 59927, 64092, 102732, 119854, 133307, 179781, 239708, 266614, 359562, 399921, 533228, 719124, 799842, 933149, 1599684, 1866298, 2799447, 3732596, 5598894, 6532043, 11197788, 13064086, 19596129, 26128172, 39192258, 78384516]

約数ペア:

[(1, 78384516), (2, 39192258), (3, 26128172), (4, 19596129), (6, 13064086), (7, 11197788), (12, 6532043), (14, 5598894), (21, 3732596), (28, 2799447), (42, 1866298), (49, 1599684), (84, 933149), (98, 799842), (109, 719124), (147, 533228), (196, 399921), (218, 359562), (294, 266614), (327, 239708), (436, 179781), (588, 133307), (654, 119854), (763, 102732), (1223, 64092), (1308, 59927), (1526, 51366), (2289, 34244), (2446, 32046), (3052, 25683), (3669, 21364), (4578, 17122), (4892, 16023), (5341, 14676), (7338, 10682), (8561, 9156)]