28882170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:397

約数の個数: 80

約数和(自身を含む): 78486408

約数和(自身を除く): 49604238

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 181, 197, 270, 362, 394, 405, 543, 591, 810, 905, 985, 1086, 1182, 1629, 1773, 1810, 1970, 2715, 2955, 3258, 3546, 4887, 5319, 5430, 5910, 8145, 8865, 9774, 10638, 14661, 15957, 16290, 17730, 24435, 26595, 29322, 31914, 35657, 48870, 53190, 71314, 73305, 79785, 106971, 146610, 159570, 178285, 213942, 320913, 356570, 534855, 641826, 962739, 1069710, 1604565, 1925478, 2888217, 3209130, 4813695, 5776434, 9627390, 14441085, 28882170]

約数ペア:

[(1, 28882170), (2, 14441085), (3, 9627390), (5, 5776434), (6, 4813695), (9, 3209130), (10, 2888217), (15, 1925478), (18, 1604565), (27, 1069710), (30, 962739), (45, 641826), (54, 534855), (81, 356570), (90, 320913), (135, 213942), (162, 178285), (181, 159570), (197, 146610), (270, 106971), (362, 79785), (394, 73305), (405, 71314), (543, 53190), (591, 48870), (810, 35657), (905, 31914), (985, 29322), (1086, 26595), (1182, 24435), (1629, 17730), (1773, 16290), (1810, 15957), (1970, 14661), (2715, 10638), (2955, 9774), (3258, 8865), (3546, 8145), (4887, 5910), (5319, 5430)]