156978169628

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{440371}}^1$

素因数の和:440850

約数の個数: 48

約数和(自身を含む): 325522982400

約数和(自身を除く): 168544812772

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 439, 812, 878, 1756, 3073, 6146, 12292, 12731, 25462, 50924, 89117, 178234, 356468, 440371, 880742, 1761484, 3082597, 6165194, 12330388, 12770759, 25541518, 51083036, 89395313, 178790626, 193322869, 357581252, 386645738, 773291476, 1353260083, 2706520166, 5413040332, 5606363201, 11212726402, 22425452804, 39244542407, 78489084814, 156978169628]

約数ペア:

[(1, 156978169628), (2, 78489084814), (4, 39244542407), (7, 22425452804), (14, 11212726402), (28, 5606363201), (29, 5413040332), (58, 2706520166), (116, 1353260083), (203, 773291476), (406, 386645738), (439, 357581252), (812, 193322869), (878, 178790626), (1756, 89395313), (3073, 51083036), (6146, 25541518), (12292, 12770759), (12731, 12330388), (25462, 6165194), (50924, 3082597), (89117, 1761484), (178234, 880742), (356468, 440371)]