72307160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1069}}^1$

素因数の和:1188

約数の個数: 64

約数和(自身を含む): 173340000

約数和(自身を除く): 101032840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1069, 1691, 1780, 2138, 3382, 3560, 4276, 5345, 6764, 8455, 8552, 10690, 13528, 16910, 20311, 21380, 33820, 40622, 42760, 67640, 81244, 95141, 101555, 162488, 190282, 203110, 380564, 406220, 475705, 761128, 812440, 951410, 1807679, 1902820, 3615358, 3805640, 7230716, 9038395, 14461432, 18076790, 36153580, 72307160]

約数ペア:

[(1, 72307160), (2, 36153580), (4, 18076790), (5, 14461432), (8, 9038395), (10, 7230716), (19, 3805640), (20, 3615358), (38, 1902820), (40, 1807679), (76, 951410), (89, 812440), (95, 761128), (152, 475705), (178, 406220), (190, 380564), (356, 203110), (380, 190282), (445, 162488), (712, 101555), (760, 95141), (890, 81244), (1069, 67640), (1691, 42760), (1780, 40622), (2138, 33820), (3382, 21380), (3560, 20311), (4276, 16910), (5345, 13528), (6764, 10690), (8455, 8552)]