280511250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:202

約数の個数: 160

約数和(自身を含む): 767754240

約数和(自身を除く): 487242990

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 31, 38, 50, 57, 62, 75, 93, 95, 114, 125, 127, 150, 155, 186, 190, 250, 254, 285, 310, 375, 381, 465, 475, 570, 589, 625, 635, 750, 762, 775, 930, 950, 1178, 1250, 1270, 1425, 1550, 1767, 1875, 1905, 2325, 2375, 2413, 2850, 2945, 3175, 3534, 3750, 3810, 3875, 3937, 4650, 4750, 4826, 5890, 6350, 7125, 7239, 7750, 7874, 8835, 9525, 11625, 11811, 11875, 12065, 14250, 14478, 14725, 15875, 17670, 19050, 19375, 19685, 23250, 23622, 23750, 24130, 29450, 31750, 35625, 36195, 38750, 39370, 44175, 47625, 58125, 59055, 60325, 71250, 72390, 73625, 74803, 79375, 88350, 95250, 98425, 116250, 118110, 120650, 147250, 149606, 158750, 180975, 196850, 220875, 224409, 238125, 295275, 301625, 361950, 368125, 374015, 441750, 448818, 476250, 492125, 590550, 603250, 736250, 748030, 904875, 984250, 1104375, 1122045, 1476375, 1508125, 1809750, 1870075, 2208750, 2244090, 2460625, 2952750, 3016250, 3740150, 4524375, 4921250, 5610225, 7381875, 9048750, 9350375, 11220450, 14763750, 18700750, 28051125, 46751875, 56102250, 93503750, 140255625, 280511250]

約数ペア:

[(1, 280511250), (2, 140255625), (3, 93503750), (5, 56102250), (6, 46751875), (10, 28051125), (15, 18700750), (19, 14763750), (25, 11220450), (30, 9350375), (31, 9048750), (38, 7381875), (50, 5610225), (57, 4921250), (62, 4524375), (75, 3740150), (93, 3016250), (95, 2952750), (114, 2460625), (125, 2244090), (127, 2208750), (150, 1870075), (155, 1809750), (186, 1508125), (190, 1476375), (250, 1122045), (254, 1104375), (285, 984250), (310, 904875), (375, 748030), (381, 736250), (465, 603250), (475, 590550), (570, 492125), (589, 476250), (625, 448818), (635, 441750), (750, 374015), (762, 368125), (775, 361950), (930, 301625), (950, 295275), (1178, 238125), (1250, 224409), (1270, 220875), (1425, 196850), (1550, 180975), (1767, 158750), (1875, 149606), (1905, 147250), (2325, 120650), (2375, 118110), (2413, 116250), (2850, 98425), (2945, 95250), (3175, 88350), (3534, 79375), (3750, 74803), (3810, 73625), (3875, 72390), (3937, 71250), (4650, 60325), (4750, 59055), (4826, 58125), (5890, 47625), (6350, 44175), (7125, 39370), (7239, 38750), (7750, 36195), (7874, 35625), (8835, 31750), (9525, 29450), (11625, 24130), (11811, 23750), (11875, 23622), (12065, 23250), (14250, 19685), (14478, 19375), (14725, 19050), (15875, 17670)]