280195170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1319}}^1$

素因数の和:1499

約数の個数: 64

約数和(自身を含む): 689230080

約数和(自身を除く): 409034910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 97, 146, 194, 219, 291, 365, 438, 485, 582, 730, 970, 1095, 1319, 1455, 2190, 2638, 2910, 3957, 6595, 7081, 7914, 13190, 14162, 19785, 21243, 35405, 39570, 42486, 70810, 96287, 106215, 127943, 192574, 212430, 255886, 288861, 383829, 481435, 577722, 639715, 767658, 962870, 1279430, 1444305, 1919145, 2888610, 3838290, 9339839, 18679678, 28019517, 46699195, 56039034, 93398390, 140097585, 280195170]

約数ペア:

[(1, 280195170), (2, 140097585), (3, 93398390), (5, 56039034), (6, 46699195), (10, 28019517), (15, 18679678), (30, 9339839), (73, 3838290), (97, 2888610), (146, 1919145), (194, 1444305), (219, 1279430), (291, 962870), (365, 767658), (438, 639715), (485, 577722), (582, 481435), (730, 383829), (970, 288861), (1095, 255886), (1319, 212430), (1455, 192574), (2190, 127943), (2638, 106215), (2910, 96287), (3957, 70810), (6595, 42486), (7081, 39570), (7914, 35405), (13190, 21243), (14162, 19785)]