69439860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{7873}}^1$

素因数の和:7902

約数の個数: 108

約数和(自身を含む): 245054628

約数和(自身を除く): 175614768

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 7873, 8820, 15746, 23619, 31492, 39365, 47238, 55111, 70857, 78730, 94476, 110222, 118095, 141714, 157460, 165333, 220444, 236190, 275555, 283428, 330666, 354285, 385777, 472380, 495999, 551110, 661332, 708570, 771554, 826665, 991998, 1102220, 1157331, 1417140, 1543108, 1653330, 1928885, 1983996, 2314662, 2479995, 3306660, 3471993, 3857770, 4629324, 4959990, 5786655, 6943986, 7715540, 9919980, 11573310, 13887972, 17359965, 23146620, 34719930, 69439860]

約数ペア:

[(1, 69439860), (2, 34719930), (3, 23146620), (4, 17359965), (5, 13887972), (6, 11573310), (7, 9919980), (9, 7715540), (10, 6943986), (12, 5786655), (14, 4959990), (15, 4629324), (18, 3857770), (20, 3471993), (21, 3306660), (28, 2479995), (30, 2314662), (35, 1983996), (36, 1928885), (42, 1653330), (45, 1543108), (49, 1417140), (60, 1157331), (63, 1102220), (70, 991998), (84, 826665), (90, 771554), (98, 708570), (105, 661332), (126, 551110), (140, 495999), (147, 472380), (180, 385777), (196, 354285), (210, 330666), (245, 283428), (252, 275555), (294, 236190), (315, 220444), (420, 165333), (441, 157460), (490, 141714), (588, 118095), (630, 110222), (735, 94476), (882, 78730), (980, 70857), (1260, 55111), (1470, 47238), (1764, 39365), (2205, 31492), (2940, 23619), (4410, 15746), (7873, 8820)]