2101320200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:640

約数の個数: 192

約数和(自身を含む): 5921942400

約数和(自身を除く): 3820622200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 133, 140, 152, 175, 190, 197, 200, 266, 280, 350, 380, 394, 401, 475, 532, 665, 700, 760, 788, 802, 950, 985, 1064, 1330, 1379, 1400, 1576, 1604, 1900, 1970, 2005, 2660, 2758, 2807, 3208, 3325, 3743, 3800, 3940, 4010, 4925, 5320, 5516, 5614, 6650, 6895, 7486, 7619, 7880, 8020, 9850, 10025, 11032, 11228, 13300, 13790, 14035, 14972, 15238, 16040, 18715, 19700, 20050, 22456, 26201, 26600, 27580, 28070, 29944, 30476, 34475, 37430, 38095, 39400, 40100, 52402, 53333, 55160, 56140, 60952, 68950, 70175, 74860, 76190, 78997, 80200, 93575, 104804, 106666, 112280, 131005, 137900, 140350, 149720, 152380, 157994, 187150, 190475, 209608, 213332, 262010, 266665, 275800, 280700, 304760, 315988, 374300, 380950, 394985, 426664, 524020, 533330, 552979, 561400, 631976, 655025, 748600, 761900, 789970, 1048040, 1066660, 1105958, 1310050, 1333325, 1500943, 1523800, 1579940, 1974925, 2133320, 2211916, 2620100, 2666650, 2764895, 3001886, 3159880, 3949850, 4423832, 5240200, 5333300, 5529790, 6003772, 7504715, 7899700, 10506601, 10666600, 11059580, 12007544, 13824475, 15009430, 15799400, 21013202, 22119160, 27648950, 30018860, 37523575, 42026404, 52533005, 55297900, 60037720, 75047150, 84052808, 105066010, 110595800, 150094300, 210132020, 262665025, 300188600, 420264040, 525330050, 1050660100, 2101320200]

約数ペア:

[(1, 2101320200), (2, 1050660100), (4, 525330050), (5, 420264040), (7, 300188600), (8, 262665025), (10, 210132020), (14, 150094300), (19, 110595800), (20, 105066010), (25, 84052808), (28, 75047150), (35, 60037720), (38, 55297900), (40, 52533005), (50, 42026404), (56, 37523575), (70, 30018860), (76, 27648950), (95, 22119160), (100, 21013202), (133, 15799400), (140, 15009430), (152, 13824475), (175, 12007544), (190, 11059580), (197, 10666600), (200, 10506601), (266, 7899700), (280, 7504715), (350, 6003772), (380, 5529790), (394, 5333300), (401, 5240200), (475, 4423832), (532, 3949850), (665, 3159880), (700, 3001886), (760, 2764895), (788, 2666650), (802, 2620100), (950, 2211916), (985, 2133320), (1064, 1974925), (1330, 1579940), (1379, 1523800), (1400, 1500943), (1576, 1333325), (1604, 1310050), (1900, 1105958), (1970, 1066660), (2005, 1048040), (2660, 789970), (2758, 761900), (2807, 748600), (3208, 655025), (3325, 631976), (3743, 561400), (3800, 552979), (3940, 533330), (4010, 524020), (4925, 426664), (5320, 394985), (5516, 380950), (5614, 374300), (6650, 315988), (6895, 304760), (7486, 280700), (7619, 275800), (7880, 266665), (8020, 262010), (9850, 213332), (10025, 209608), (11032, 190475), (11228, 187150), (13300, 157994), (13790, 152380), (14035, 149720), (14972, 140350), (15238, 137900), (16040, 131005), (18715, 112280), (19700, 106666), (20050, 104804), (22456, 93575), (26201, 80200), (26600, 78997), (27580, 76190), (28070, 74860), (29944, 70175), (30476, 68950), (34475, 60952), (37430, 56140), (38095, 55160), (39400, 53333), (40100, 52402)]