1289723600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1867}}^1$

素因数の和:2053

約数の個数: 120

約数和(自身を含む): 3403600608

約数和(自身を除く): 2113877008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 157, 176, 200, 220, 275, 314, 400, 440, 550, 628, 785, 880, 1100, 1256, 1570, 1727, 1867, 2200, 2512, 3140, 3454, 3734, 3925, 4400, 6280, 6908, 7468, 7850, 8635, 9335, 12560, 13816, 14936, 15700, 17270, 18670, 20537, 27632, 29872, 31400, 34540, 37340, 41074, 43175, 46675, 62800, 69080, 74680, 82148, 86350, 93350, 102685, 138160, 149360, 164296, 172700, 186700, 205370, 293119, 328592, 345400, 373400, 410740, 513425, 586238, 690800, 746800, 821480, 1026850, 1172476, 1465595, 1642960, 2053700, 2344952, 2931190, 3224309, 4107400, 4689904, 5862380, 6448618, 7327975, 8214800, 11724760, 12897236, 14655950, 16121545, 23449520, 25794472, 29311900, 32243090, 51588944, 58623800, 64486180, 80607725, 117247600, 128972360, 161215450, 257944720, 322430900, 644861800, 1289723600]

約数ペア:

[(1, 1289723600), (2, 644861800), (4, 322430900), (5, 257944720), (8, 161215450), (10, 128972360), (11, 117247600), (16, 80607725), (20, 64486180), (22, 58623800), (25, 51588944), (40, 32243090), (44, 29311900), (50, 25794472), (55, 23449520), (80, 16121545), (88, 14655950), (100, 12897236), (110, 11724760), (157, 8214800), (176, 7327975), (200, 6448618), (220, 5862380), (275, 4689904), (314, 4107400), (400, 3224309), (440, 2931190), (550, 2344952), (628, 2053700), (785, 1642960), (880, 1465595), (1100, 1172476), (1256, 1026850), (1570, 821480), (1727, 746800), (1867, 690800), (2200, 586238), (2512, 513425), (3140, 410740), (3454, 373400), (3734, 345400), (3925, 328592), (4400, 293119), (6280, 205370), (6908, 186700), (7468, 172700), (7850, 164296), (8635, 149360), (9335, 138160), (12560, 102685), (13816, 93350), (14936, 86350), (15700, 82148), (17270, 74680), (18670, 69080), (20537, 62800), (27632, 46675), (29872, 43175), (31400, 41074), (34540, 37340)]