21083345520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{7477}}^1$

素因数の和:7903

約数の個数: 160

約数和(自身を含む): 67653765120

約数和(自身を除く): 46570419600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 379, 465, 496, 620, 744, 758, 930, 1137, 1240, 1488, 1516, 1860, 1895, 2274, 2480, 3032, 3720, 3790, 4548, 5685, 6064, 7440, 7477, 7580, 9096, 11370, 11749, 14954, 15160, 18192, 22431, 22740, 23498, 29908, 30320, 35247, 37385, 44862, 45480, 46996, 58745, 59816, 70494, 74770, 89724, 90960, 93992, 112155, 117490, 119632, 140988, 149540, 176235, 179448, 187984, 224310, 231787, 234980, 281976, 299080, 352470, 358896, 448620, 463574, 469960, 563952, 598160, 695361, 704940, 897240, 927148, 939920, 1158935, 1390722, 1409880, 1794480, 1854296, 2317870, 2781444, 2819760, 2833783, 3476805, 3708592, 4635740, 5562888, 5667566, 6953610, 8501349, 9271480, 11125776, 11335132, 13907220, 14168915, 17002698, 18542960, 22670264, 27814440, 28337830, 34005396, 42506745, 45340528, 55628880, 56675660, 68010792, 85013490, 87847273, 113351320, 136021584, 170026980, 175694546, 226702640, 263541819, 340053960, 351389092, 439236365, 527083638, 680107920, 702778184, 878472730, 1054167276, 1317709095, 1405556368, 1756945460, 2108334552, 2635418190, 3513890920, 4216669104, 5270836380, 7027781840, 10541672760, 21083345520]

約数ペア:

[(1, 21083345520), (2, 10541672760), (3, 7027781840), (4, 5270836380), (5, 4216669104), (6, 3513890920), (8, 2635418190), (10, 2108334552), (12, 1756945460), (15, 1405556368), (16, 1317709095), (20, 1054167276), (24, 878472730), (30, 702778184), (31, 680107920), (40, 527083638), (48, 439236365), (60, 351389092), (62, 340053960), (80, 263541819), (93, 226702640), (120, 175694546), (124, 170026980), (155, 136021584), (186, 113351320), (240, 87847273), (248, 85013490), (310, 68010792), (372, 56675660), (379, 55628880), (465, 45340528), (496, 42506745), (620, 34005396), (744, 28337830), (758, 27814440), (930, 22670264), (1137, 18542960), (1240, 17002698), (1488, 14168915), (1516, 13907220), (1860, 11335132), (1895, 11125776), (2274, 9271480), (2480, 8501349), (3032, 6953610), (3720, 5667566), (3790, 5562888), (4548, 4635740), (5685, 3708592), (6064, 3476805), (7440, 2833783), (7477, 2819760), (7580, 2781444), (9096, 2317870), (11370, 1854296), (11749, 1794480), (14954, 1409880), (15160, 1390722), (18192, 1158935), (22431, 939920), (22740, 927148), (23498, 897240), (29908, 704940), (30320, 695361), (35247, 598160), (37385, 563952), (44862, 469960), (45480, 463574), (46996, 448620), (58745, 358896), (59816, 352470), (70494, 299080), (74770, 281976), (89724, 234980), (90960, 231787), (93992, 224310), (112155, 187984), (117490, 179448), (119632, 176235), (140988, 149540)]