428427888

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20903}}^1$

素因数の和:20982

約数の個数: 80

約数和(自身を含む): 1285679616

約数和(自身を除く): 857251728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 336, 366, 427, 488, 732, 854, 976, 1281, 1464, 1708, 2562, 2928, 3416, 5124, 6832, 10248, 20496, 20903, 41806, 62709, 83612, 125418, 146321, 167224, 250836, 292642, 334448, 438963, 501672, 585284, 877926, 1003344, 1170568, 1275083, 1755852, 2341136, 2550166, 3511704, 3825249, 5100332, 7023408, 7650498, 8925581, 10200664, 15300996, 17851162, 20401328, 26776743, 30601992, 35702324, 53553486, 61203984, 71404648, 107106972, 142809296, 214213944, 428427888]

約数ペア:

[(1, 428427888), (2, 214213944), (3, 142809296), (4, 107106972), (6, 71404648), (7, 61203984), (8, 53553486), (12, 35702324), (14, 30601992), (16, 26776743), (21, 20401328), (24, 17851162), (28, 15300996), (42, 10200664), (48, 8925581), (56, 7650498), (61, 7023408), (84, 5100332), (112, 3825249), (122, 3511704), (168, 2550166), (183, 2341136), (244, 1755852), (336, 1275083), (366, 1170568), (427, 1003344), (488, 877926), (732, 585284), (854, 501672), (976, 438963), (1281, 334448), (1464, 292642), (1708, 250836), (2562, 167224), (2928, 146321), (3416, 125418), (5124, 83612), (6832, 62709), (10248, 41806), (20496, 20903)]