78876798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:630

約数の個数: 128

約数和(自身を含む): 221405184

約数和(自身を除く): 142528386

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 23, 26, 33, 39, 42, 46, 66, 69, 77, 78, 91, 138, 143, 154, 161, 182, 231, 253, 273, 286, 299, 322, 429, 462, 483, 506, 546, 571, 598, 759, 858, 897, 966, 1001, 1142, 1518, 1713, 1771, 1794, 2002, 2093, 3003, 3289, 3426, 3542, 3997, 4186, 5313, 6006, 6279, 6281, 6578, 7423, 7994, 9867, 10626, 11991, 12558, 12562, 13133, 14846, 18843, 19734, 22269, 23023, 23982, 26266, 37686, 39399, 43967, 44538, 46046, 51961, 69069, 78798, 81653, 87934, 91931, 103922, 131901, 138138, 144463, 155883, 163306, 170729, 183862, 244959, 263802, 275793, 288926, 311766, 341458, 433389, 489918, 512187, 551586, 571571, 866778, 1011241, 1024374, 1143142, 1195103, 1714713, 1878019, 2022482, 2390206, 3033723, 3429426, 3585309, 3756038, 5634057, 6067446, 7170618, 11268114, 13146133, 26292266, 39438399, 78876798]

約数ペア:

[(1, 78876798), (2, 39438399), (3, 26292266), (6, 13146133), (7, 11268114), (11, 7170618), (13, 6067446), (14, 5634057), (21, 3756038), (22, 3585309), (23, 3429426), (26, 3033723), (33, 2390206), (39, 2022482), (42, 1878019), (46, 1714713), (66, 1195103), (69, 1143142), (77, 1024374), (78, 1011241), (91, 866778), (138, 571571), (143, 551586), (154, 512187), (161, 489918), (182, 433389), (231, 341458), (253, 311766), (273, 288926), (286, 275793), (299, 263802), (322, 244959), (429, 183862), (462, 170729), (483, 163306), (506, 155883), (546, 144463), (571, 138138), (598, 131901), (759, 103922), (858, 91931), (897, 87934), (966, 81653), (1001, 78798), (1142, 69069), (1518, 51961), (1713, 46046), (1771, 44538), (1794, 43967), (2002, 39399), (2093, 37686), (3003, 26266), (3289, 23982), (3426, 23023), (3542, 22269), (3997, 19734), (4186, 18843), (5313, 14846), (6006, 13133), (6279, 12562), (6281, 12558), (6578, 11991), (7423, 10626), (7994, 9867)]