128741004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{797}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 372966048

約数和(自身を除く): 244225044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 641, 797, 1282, 1594, 1923, 2391, 2564, 3188, 3846, 4487, 4782, 5579, 5769, 7173, 7692, 8974, 9564, 11158, 11538, 13461, 14346, 16737, 17948, 22316, 23076, 26922, 28692, 33474, 40383, 50211, 53844, 66948, 80766, 100422, 161532, 200844, 510877, 1021754, 1532631, 2043508, 3065262, 3576139, 4597893, 6130524, 7152278, 9195786, 10728417, 14304556, 18391572, 21456834, 32185251, 42913668, 64370502, 128741004]

約数ペア:

[(1, 128741004), (2, 64370502), (3, 42913668), (4, 32185251), (6, 21456834), (7, 18391572), (9, 14304556), (12, 10728417), (14, 9195786), (18, 7152278), (21, 6130524), (28, 4597893), (36, 3576139), (42, 3065262), (63, 2043508), (84, 1532631), (126, 1021754), (252, 510877), (641, 200844), (797, 161532), (1282, 100422), (1594, 80766), (1923, 66948), (2391, 53844), (2564, 50211), (3188, 40383), (3846, 33474), (4487, 28692), (4782, 26922), (5579, 23076), (5769, 22316), (7173, 17948), (7692, 16737), (8974, 14346), (9564, 13461), (11158, 11538)]