78705315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:213

約数の個数: 96

約数和(自身を含む): 158383680

約数和(自身を除く): 79678365

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 73, 95, 97, 117, 171, 195, 219, 247, 285, 291, 365, 485, 585, 657, 741, 855, 873, 949, 1095, 1235, 1261, 1387, 1455, 1843, 2223, 2847, 3285, 3705, 3783, 4161, 4365, 4745, 5529, 6305, 6935, 7081, 8541, 9215, 11115, 11349, 12483, 14235, 16587, 18031, 18915, 20805, 21243, 23959, 27645, 35405, 42705, 54093, 56745, 62415, 63729, 71877, 82935, 90155, 92053, 106215, 119795, 134539, 162279, 215631, 270465, 276159, 318645, 359385, 403617, 460265, 672695, 811395, 828477, 1078155, 1210851, 1380795, 1749007, 2018085, 4142385, 5247021, 6054255, 8745035, 15741063, 26235105, 78705315]

約数ペア:

[(1, 78705315), (3, 26235105), (5, 15741063), (9, 8745035), (13, 6054255), (15, 5247021), (19, 4142385), (39, 2018085), (45, 1749007), (57, 1380795), (65, 1210851), (73, 1078155), (95, 828477), (97, 811395), (117, 672695), (171, 460265), (195, 403617), (219, 359385), (247, 318645), (285, 276159), (291, 270465), (365, 215631), (485, 162279), (585, 134539), (657, 119795), (741, 106215), (855, 92053), (873, 90155), (949, 82935), (1095, 71877), (1235, 63729), (1261, 62415), (1387, 56745), (1455, 54093), (1843, 42705), (2223, 35405), (2847, 27645), (3285, 23959), (3705, 21243), (3783, 20805), (4161, 18915), (4365, 18031), (4745, 16587), (5529, 14235), (6305, 12483), (6935, 11349), (7081, 11115), (8541, 9215)]