30895900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 84994560

約数和(自身を除く): 54098660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 25, 28, 35, 38, 46, 50, 70, 76, 92, 95, 100, 101, 115, 133, 140, 161, 175, 190, 202, 230, 266, 322, 350, 380, 404, 437, 460, 475, 505, 532, 575, 644, 665, 700, 707, 805, 874, 950, 1010, 1150, 1330, 1414, 1610, 1748, 1900, 1919, 2020, 2185, 2300, 2323, 2525, 2660, 2828, 3059, 3220, 3325, 3535, 3838, 4025, 4370, 4646, 5050, 6118, 6650, 7070, 7676, 8050, 8740, 9292, 9595, 10100, 10925, 11615, 12236, 13300, 13433, 14140, 15295, 16100, 16261, 17675, 19190, 21850, 23230, 26866, 30590, 32522, 35350, 38380, 43700, 44137, 46460, 47975, 53732, 58075, 61180, 65044, 67165, 70700, 76475, 81305, 88274, 95950, 116150, 134330, 152950, 162610, 176548, 191900, 220685, 232300, 268660, 305900, 308959, 325220, 335825, 406525, 441370, 617918, 671650, 813050, 882740, 1103425, 1235836, 1343300, 1544795, 1626100, 2206850, 3089590, 4413700, 6179180, 7723975, 15447950, 30895900]

約数ペア:

[(1, 30895900), (2, 15447950), (4, 7723975), (5, 6179180), (7, 4413700), (10, 3089590), (14, 2206850), (19, 1626100), (20, 1544795), (23, 1343300), (25, 1235836), (28, 1103425), (35, 882740), (38, 813050), (46, 671650), (50, 617918), (70, 441370), (76, 406525), (92, 335825), (95, 325220), (100, 308959), (101, 305900), (115, 268660), (133, 232300), (140, 220685), (161, 191900), (175, 176548), (190, 162610), (202, 152950), (230, 134330), (266, 116150), (322, 95950), (350, 88274), (380, 81305), (404, 76475), (437, 70700), (460, 67165), (475, 65044), (505, 61180), (532, 58075), (575, 53732), (644, 47975), (665, 46460), (700, 44137), (707, 43700), (805, 38380), (874, 35350), (950, 32522), (1010, 30590), (1150, 26866), (1330, 23230), (1414, 21850), (1610, 19190), (1748, 17675), (1900, 16261), (1919, 16100), (2020, 15295), (2185, 14140), (2300, 13433), (2323, 13300), (2525, 12236), (2660, 11615), (2828, 10925), (3059, 10100), (3220, 9595), (3325, 9292), (3535, 8740), (3838, 8050), (4025, 7676), (4370, 7070), (4646, 6650), (5050, 6118)]