78913170

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1037

約数の個数: 128

約数和(自身を含む): 246343680

約数和(自身を除く): 167430510

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 43, 45, 54, 63, 70, 86, 90, 105, 126, 129, 135, 189, 210, 215, 258, 270, 301, 315, 378, 387, 430, 602, 630, 645, 774, 903, 945, 971, 1161, 1290, 1505, 1806, 1890, 1935, 1942, 2322, 2709, 2913, 3010, 3870, 4515, 4855, 5418, 5805, 5826, 6797, 8127, 8739, 9030, 9710, 11610, 13545, 13594, 14565, 16254, 17478, 20391, 26217, 27090, 29130, 33985, 40635, 40782, 41753, 43695, 52434, 61173, 67970, 81270, 83506, 87390, 101955, 122346, 125259, 131085, 183519, 203910, 208765, 250518, 262170, 292271, 305865, 367038, 375777, 417530, 584542, 611730, 626295, 751554, 876813, 917595, 1127331, 1252590, 1461355, 1753626, 1835190, 1878885, 2254662, 2630439, 2922710, 3757770, 4384065, 5260878, 5636655, 7891317, 8768130, 11273310, 13152195, 15782634, 26304390, 39456585, 78913170]

約数ペア:

[(1, 78913170), (2, 39456585), (3, 26304390), (5, 15782634), (6, 13152195), (7, 11273310), (9, 8768130), (10, 7891317), (14, 5636655), (15, 5260878), (18, 4384065), (21, 3757770), (27, 2922710), (30, 2630439), (35, 2254662), (42, 1878885), (43, 1835190), (45, 1753626), (54, 1461355), (63, 1252590), (70, 1127331), (86, 917595), (90, 876813), (105, 751554), (126, 626295), (129, 611730), (135, 584542), (189, 417530), (210, 375777), (215, 367038), (258, 305865), (270, 292271), (301, 262170), (315, 250518), (378, 208765), (387, 203910), (430, 183519), (602, 131085), (630, 125259), (645, 122346), (774, 101955), (903, 87390), (945, 83506), (971, 81270), (1161, 67970), (1290, 61173), (1505, 52434), (1806, 43695), (1890, 41753), (1935, 40782), (1942, 40635), (2322, 33985), (2709, 29130), (2913, 27090), (3010, 26217), (3870, 20391), (4515, 17478), (4855, 16254), (5418, 14565), (5805, 13594), (5826, 13545), (6797, 11610), (8127, 9710), (8739, 9030)]