990147120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1439}}^1$

素因数の和:1563

約数の個数: 160

約数和(自身を含む): 3188367360

約数和(自身を除く): 2198220240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 61, 80, 94, 120, 122, 141, 183, 188, 235, 240, 244, 282, 305, 366, 376, 470, 488, 564, 610, 705, 732, 752, 915, 940, 976, 1128, 1220, 1410, 1439, 1464, 1830, 1880, 2256, 2440, 2820, 2867, 2878, 2928, 3660, 3760, 4317, 4880, 5640, 5734, 5756, 7195, 7320, 8601, 8634, 11280, 11468, 11512, 14335, 14390, 14640, 17202, 17268, 21585, 22936, 23024, 28670, 28780, 34404, 34536, 43005, 43170, 45872, 57340, 57560, 67633, 68808, 69072, 86010, 86340, 87779, 114680, 115120, 135266, 137616, 172020, 172680, 175558, 202899, 229360, 263337, 270532, 338165, 344040, 345360, 351116, 405798, 438895, 526674, 541064, 676330, 688080, 702232, 811596, 877790, 1014495, 1053348, 1082128, 1316685, 1352660, 1404464, 1623192, 1755580, 2028990, 2106696, 2633370, 2705320, 3246384, 3511160, 4057980, 4125613, 4213392, 5266740, 5410640, 7022320, 8115960, 8251226, 10533480, 12376839, 16231920, 16502452, 20628065, 21066960, 24753678, 33004904, 41256130, 49507356, 61884195, 66009808, 82512260, 99014712, 123768390, 165024520, 198029424, 247536780, 330049040, 495073560, 990147120]

約数ペア:

[(1, 990147120), (2, 495073560), (3, 330049040), (4, 247536780), (5, 198029424), (6, 165024520), (8, 123768390), (10, 99014712), (12, 82512260), (15, 66009808), (16, 61884195), (20, 49507356), (24, 41256130), (30, 33004904), (40, 24753678), (47, 21066960), (48, 20628065), (60, 16502452), (61, 16231920), (80, 12376839), (94, 10533480), (120, 8251226), (122, 8115960), (141, 7022320), (183, 5410640), (188, 5266740), (235, 4213392), (240, 4125613), (244, 4057980), (282, 3511160), (305, 3246384), (366, 2705320), (376, 2633370), (470, 2106696), (488, 2028990), (564, 1755580), (610, 1623192), (705, 1404464), (732, 1352660), (752, 1316685), (915, 1082128), (940, 1053348), (976, 1014495), (1128, 877790), (1220, 811596), (1410, 702232), (1439, 688080), (1464, 676330), (1830, 541064), (1880, 526674), (2256, 438895), (2440, 405798), (2820, 351116), (2867, 345360), (2878, 344040), (2928, 338165), (3660, 270532), (3760, 263337), (4317, 229360), (4880, 202899), (5640, 175558), (5734, 172680), (5756, 172020), (7195, 137616), (7320, 135266), (8601, 115120), (8634, 114680), (11280, 87779), (11468, 86340), (11512, 86010), (14335, 69072), (14390, 68808), (14640, 67633), (17202, 57560), (17268, 57340), (21585, 45872), (22936, 43170), (23024, 43005), (28670, 34536), (28780, 34404)]