205097520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2957}}^1$

素因数の和:3007

約数の個数: 120

約数和(自身を含む): 675630864

約数和(自身を除く): 470533344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 289, 340, 408, 510, 578, 680, 816, 867, 1020, 1156, 1360, 1445, 1734, 2040, 2312, 2890, 2957, 3468, 4080, 4335, 4624, 5780, 5914, 6936, 8670, 8871, 11560, 11828, 13872, 14785, 17340, 17742, 23120, 23656, 29570, 34680, 35484, 44355, 47312, 50269, 59140, 69360, 70968, 88710, 100538, 118280, 141936, 150807, 177420, 201076, 236560, 251345, 301614, 354840, 402152, 502690, 603228, 709680, 754035, 804304, 854573, 1005380, 1206456, 1508070, 1709146, 2010760, 2412912, 2563719, 3016140, 3418292, 4021520, 4272865, 5127438, 6032280, 6836584, 8545730, 10254876, 12064560, 12818595, 13673168, 17091460, 20509752, 25637190, 34182920, 41019504, 51274380, 68365840, 102548760, 205097520]

約数ペア:

[(1, 205097520), (2, 102548760), (3, 68365840), (4, 51274380), (5, 41019504), (6, 34182920), (8, 25637190), (10, 20509752), (12, 17091460), (15, 13673168), (16, 12818595), (17, 12064560), (20, 10254876), (24, 8545730), (30, 6836584), (34, 6032280), (40, 5127438), (48, 4272865), (51, 4021520), (60, 3418292), (68, 3016140), (80, 2563719), (85, 2412912), (102, 2010760), (120, 1709146), (136, 1508070), (170, 1206456), (204, 1005380), (240, 854573), (255, 804304), (272, 754035), (289, 709680), (340, 603228), (408, 502690), (510, 402152), (578, 354840), (680, 301614), (816, 251345), (867, 236560), (1020, 201076), (1156, 177420), (1360, 150807), (1445, 141936), (1734, 118280), (2040, 100538), (2312, 88710), (2890, 70968), (2957, 69360), (3468, 59140), (4080, 50269), (4335, 47312), (4624, 44355), (5780, 35484), (5914, 34680), (6936, 29570), (8670, 23656), (8871, 23120), (11560, 17742), (11828, 17340), (13872, 14785)]