77255220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:877

約数の個数: 96

約数和(自身を含む): 248371200

約数和(自身を除く): 171115980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 419, 420, 439, 838, 878, 1257, 1317, 1676, 1756, 2095, 2195, 2514, 2634, 2933, 3073, 4190, 4390, 5028, 5268, 5866, 6146, 6285, 6585, 8380, 8780, 8799, 9219, 11732, 12292, 12570, 13170, 14665, 15365, 17598, 18438, 25140, 26340, 29330, 30730, 35196, 36876, 43995, 46095, 58660, 61460, 87990, 92190, 175980, 183941, 184380, 367882, 551823, 735764, 919705, 1103646, 1287587, 1839410, 2207292, 2575174, 2759115, 3678820, 3862761, 5150348, 5518230, 6437935, 7725522, 11036460, 12875870, 15451044, 19313805, 25751740, 38627610, 77255220]

約数ペア:

[(1, 77255220), (2, 38627610), (3, 25751740), (4, 19313805), (5, 15451044), (6, 12875870), (7, 11036460), (10, 7725522), (12, 6437935), (14, 5518230), (15, 5150348), (20, 3862761), (21, 3678820), (28, 2759115), (30, 2575174), (35, 2207292), (42, 1839410), (60, 1287587), (70, 1103646), (84, 919705), (105, 735764), (140, 551823), (210, 367882), (419, 184380), (420, 183941), (439, 175980), (838, 92190), (878, 87990), (1257, 61460), (1317, 58660), (1676, 46095), (1756, 43995), (2095, 36876), (2195, 35196), (2514, 30730), (2634, 29330), (2933, 26340), (3073, 25140), (4190, 18438), (4390, 17598), (5028, 15365), (5268, 14665), (5866, 13170), (6146, 12570), (6285, 12292), (6585, 11732), (8380, 9219), (8780, 8799)]