280145700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{3209}}^1$

素因数の和:3326

約数の個数: 108

約数和(自身を含む): 887430180

約数和(自身を除く): 607284480

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 97, 100, 150, 180, 194, 225, 291, 300, 388, 450, 485, 582, 873, 900, 970, 1164, 1455, 1746, 1940, 2425, 2910, 3209, 3492, 4365, 4850, 5820, 6418, 7275, 8730, 9627, 9700, 12836, 14550, 16045, 17460, 19254, 21825, 28881, 29100, 32090, 38508, 43650, 48135, 57762, 64180, 80225, 87300, 96270, 115524, 144405, 160450, 192540, 240675, 288810, 311273, 320900, 481350, 577620, 622546, 722025, 933819, 962700, 1245092, 1444050, 1556365, 1867638, 2801457, 2888100, 3112730, 3735276, 4669095, 5602914, 6225460, 7781825, 9338190, 11205828, 14007285, 15563650, 18676380, 23345475, 28014570, 31127300, 46690950, 56029140, 70036425, 93381900, 140072850, 280145700]

約数ペア:

[(1, 280145700), (2, 140072850), (3, 93381900), (4, 70036425), (5, 56029140), (6, 46690950), (9, 31127300), (10, 28014570), (12, 23345475), (15, 18676380), (18, 15563650), (20, 14007285), (25, 11205828), (30, 9338190), (36, 7781825), (45, 6225460), (50, 5602914), (60, 4669095), (75, 3735276), (90, 3112730), (97, 2888100), (100, 2801457), (150, 1867638), (180, 1556365), (194, 1444050), (225, 1245092), (291, 962700), (300, 933819), (388, 722025), (450, 622546), (485, 577620), (582, 481350), (873, 320900), (900, 311273), (970, 288810), (1164, 240675), (1455, 192540), (1746, 160450), (1940, 144405), (2425, 115524), (2910, 96270), (3209, 87300), (3492, 80225), (4365, 64180), (4850, 57762), (5820, 48135), (6418, 43650), (7275, 38508), (8730, 32090), (9627, 29100), (9700, 28881), (12836, 21825), (14550, 19254), (16045, 17460)]