1898728920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15467}}^1$

素因数の和:15526

約数の個数: 192

約数和(自身を含む): 6949463040

約数和(自身を除く): 5050734120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 55, 60, 62, 66, 72, 88, 90, 93, 99, 110, 120, 124, 132, 155, 165, 180, 186, 198, 220, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 558, 620, 660, 682, 744, 792, 930, 990, 1023, 1116, 1240, 1320, 1364, 1395, 1705, 1860, 1980, 2046, 2232, 2728, 2790, 3069, 3410, 3720, 3960, 4092, 5115, 5580, 6138, 6820, 8184, 10230, 11160, 12276, 13640, 15345, 15467, 20460, 24552, 30690, 30934, 40920, 46401, 61380, 61868, 77335, 92802, 122760, 123736, 139203, 154670, 170137, 185604, 232005, 278406, 309340, 340274, 371208, 464010, 479477, 510411, 556812, 618680, 680548, 696015, 850685, 928020, 958954, 1020822, 1113624, 1361096, 1392030, 1438431, 1531233, 1701370, 1856040, 1917908, 2041644, 2397385, 2552055, 2784060, 2876862, 3062466, 3402740, 3835816, 4083288, 4315293, 4794770, 5104110, 5274247, 5568120, 5753724, 6124932, 6805480, 7192155, 7656165, 8630586, 9589540, 10208220, 10548494, 11507448, 12249864, 14384310, 15312330, 15822741, 17261172, 19179080, 20416440, 21096988, 21576465, 26371235, 28768620, 30624660, 31645482, 34522344, 42193976, 43152930, 47468223, 52742470, 57537240, 61249320, 63290964, 79113705, 86305860, 94936446, 105484940, 126581928, 158227410, 172611720, 189872892, 210969880, 237341115, 316454820, 379745784, 474682230, 632909640, 949364460, 1898728920]

約数ペア:

[(1, 1898728920), (2, 949364460), (3, 632909640), (4, 474682230), (5, 379745784), (6, 316454820), (8, 237341115), (9, 210969880), (10, 189872892), (11, 172611720), (12, 158227410), (15, 126581928), (18, 105484940), (20, 94936446), (22, 86305860), (24, 79113705), (30, 63290964), (31, 61249320), (33, 57537240), (36, 52742470), (40, 47468223), (44, 43152930), (45, 42193976), (55, 34522344), (60, 31645482), (62, 30624660), (66, 28768620), (72, 26371235), (88, 21576465), (90, 21096988), (93, 20416440), (99, 19179080), (110, 17261172), (120, 15822741), (124, 15312330), (132, 14384310), (155, 12249864), (165, 11507448), (180, 10548494), (186, 10208220), (198, 9589540), (220, 8630586), (248, 7656165), (264, 7192155), (279, 6805480), (310, 6124932), (330, 5753724), (341, 5568120), (360, 5274247), (372, 5104110), (396, 4794770), (440, 4315293), (465, 4083288), (495, 3835816), (558, 3402740), (620, 3062466), (660, 2876862), (682, 2784060), (744, 2552055), (792, 2397385), (930, 2041644), (990, 1917908), (1023, 1856040), (1116, 1701370), (1240, 1531233), (1320, 1438431), (1364, 1392030), (1395, 1361096), (1705, 1113624), (1860, 1020822), (1980, 958954), (2046, 928020), (2232, 850685), (2728, 696015), (2790, 680548), (3069, 618680), (3410, 556812), (3720, 510411), (3960, 479477), (4092, 464010), (5115, 371208), (5580, 340274), (6138, 309340), (6820, 278406), (8184, 232005), (10230, 185604), (11160, 170137), (12276, 154670), (13640, 139203), (15345, 123736), (15467, 122760), (20460, 92802), (24552, 77335), (30690, 61868), (30934, 61380), (40920, 46401)]