71780700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 220985856

約数和(自身を除く): 149205156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 101, 103, 115, 138, 150, 202, 206, 230, 276, 300, 303, 309, 345, 404, 412, 460, 505, 515, 575, 606, 618, 690, 1010, 1030, 1150, 1212, 1236, 1380, 1515, 1545, 1725, 2020, 2060, 2300, 2323, 2369, 2525, 2575, 3030, 3090, 3450, 4646, 4738, 5050, 5150, 6060, 6180, 6900, 6969, 7107, 7575, 7725, 9292, 9476, 10100, 10300, 10403, 11615, 11845, 13938, 14214, 15150, 15450, 20806, 23230, 23690, 27876, 28428, 30300, 30900, 31209, 34845, 35535, 41612, 46460, 47380, 52015, 58075, 59225, 62418, 69690, 71070, 104030, 116150, 118450, 124836, 139380, 142140, 156045, 174225, 177675, 208060, 232300, 236900, 239269, 260075, 312090, 348450, 355350, 478538, 520150, 624180, 696900, 710700, 717807, 780225, 957076, 1040300, 1196345, 1435614, 1560450, 2392690, 2871228, 3120900, 3589035, 4785380, 5981725, 7178070, 11963450, 14356140, 17945175, 23926900, 35890350, 71780700]

約数ペア:

[(1, 71780700), (2, 35890350), (3, 23926900), (4, 17945175), (5, 14356140), (6, 11963450), (10, 7178070), (12, 5981725), (15, 4785380), (20, 3589035), (23, 3120900), (25, 2871228), (30, 2392690), (46, 1560450), (50, 1435614), (60, 1196345), (69, 1040300), (75, 957076), (92, 780225), (100, 717807), (101, 710700), (103, 696900), (115, 624180), (138, 520150), (150, 478538), (202, 355350), (206, 348450), (230, 312090), (276, 260075), (300, 239269), (303, 236900), (309, 232300), (345, 208060), (404, 177675), (412, 174225), (460, 156045), (505, 142140), (515, 139380), (575, 124836), (606, 118450), (618, 116150), (690, 104030), (1010, 71070), (1030, 69690), (1150, 62418), (1212, 59225), (1236, 58075), (1380, 52015), (1515, 47380), (1545, 46460), (1725, 41612), (2020, 35535), (2060, 34845), (2300, 31209), (2323, 30900), (2369, 30300), (2525, 28428), (2575, 27876), (3030, 23690), (3090, 23230), (3450, 20806), (4646, 15450), (4738, 15150), (5050, 14214), (5150, 13938), (6060, 11845), (6180, 11615), (6900, 10403), (6969, 10300), (7107, 10100), (7575, 9476), (7725, 9292)]