989404680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{24179}}^1$

素因数の和:24235

約数の個数: 128

約数和(自身を含む): 3342643200

約数和(自身を除く): 2353238520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 5115, 6820, 8184, 10230, 13640, 20460, 24179, 40920, 48358, 72537, 96716, 120895, 145074, 193432, 241790, 265969, 290148, 362685, 483580, 531938, 580296, 725370, 749549, 797907, 967160, 1063876, 1329845, 1450740, 1499098, 1595814, 2127752, 2248647, 2659690, 2901480, 2998196, 3191628, 3747745, 3989535, 4497294, 5319380, 5996392, 6383256, 7495490, 7979070, 8245039, 8994588, 10638760, 11243235, 14990980, 15958140, 16490078, 17989176, 22486470, 24735117, 29981960, 31916280, 32980156, 41225195, 44972940, 49470234, 65960312, 82450390, 89945880, 98940468, 123675585, 164900780, 197880936, 247351170, 329801560, 494702340, 989404680]

約数ペア:

[(1, 989404680), (2, 494702340), (3, 329801560), (4, 247351170), (5, 197880936), (6, 164900780), (8, 123675585), (10, 98940468), (11, 89945880), (12, 82450390), (15, 65960312), (20, 49470234), (22, 44972940), (24, 41225195), (30, 32980156), (31, 31916280), (33, 29981960), (40, 24735117), (44, 22486470), (55, 17989176), (60, 16490078), (62, 15958140), (66, 14990980), (88, 11243235), (93, 10638760), (110, 8994588), (120, 8245039), (124, 7979070), (132, 7495490), (155, 6383256), (165, 5996392), (186, 5319380), (220, 4497294), (248, 3989535), (264, 3747745), (310, 3191628), (330, 2998196), (341, 2901480), (372, 2659690), (440, 2248647), (465, 2127752), (620, 1595814), (660, 1499098), (682, 1450740), (744, 1329845), (930, 1063876), (1023, 967160), (1240, 797907), (1320, 749549), (1364, 725370), (1705, 580296), (1860, 531938), (2046, 483580), (2728, 362685), (3410, 290148), (3720, 265969), (4092, 241790), (5115, 193432), (6820, 145074), (8184, 120895), (10230, 96716), (13640, 72537), (20460, 48358), (24179, 40920)]