71405964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1583}}^1$

素因数の和:1779

約数の個数: 72

約数和(自身を含む): 207567360

約数和(自身を除く): 136161396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 179, 252, 358, 537, 716, 1074, 1253, 1583, 1611, 2148, 2506, 3166, 3222, 3759, 4749, 5012, 6332, 6444, 7518, 9498, 11081, 11277, 14247, 15036, 18996, 22162, 22554, 28494, 33243, 44324, 45108, 56988, 66486, 99729, 132972, 199458, 283357, 398916, 566714, 850071, 1133428, 1700142, 1983499, 2550213, 3400284, 3966998, 5100426, 5950497, 7933996, 10200852, 11900994, 17851491, 23801988, 35702982, 71405964]

約数ペア:

[(1, 71405964), (2, 35702982), (3, 23801988), (4, 17851491), (6, 11900994), (7, 10200852), (9, 7933996), (12, 5950497), (14, 5100426), (18, 3966998), (21, 3400284), (28, 2550213), (36, 1983499), (42, 1700142), (63, 1133428), (84, 850071), (126, 566714), (179, 398916), (252, 283357), (358, 199458), (537, 132972), (716, 99729), (1074, 66486), (1253, 56988), (1583, 45108), (1611, 44324), (2148, 33243), (2506, 28494), (3166, 22554), (3222, 22162), (3759, 18996), (4749, 15036), (5012, 14247), (6332, 11277), (6444, 11081), (7518, 9498)]