20783400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 72852480

約数和(自身を除く): 52069080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 47, 50, 55, 60, 66, 67, 75, 88, 94, 100, 110, 120, 132, 134, 141, 150, 165, 188, 200, 201, 220, 235, 264, 268, 275, 282, 300, 330, 335, 376, 402, 440, 470, 517, 536, 550, 564, 600, 660, 670, 705, 737, 804, 825, 940, 1005, 1034, 1100, 1128, 1175, 1320, 1340, 1410, 1474, 1551, 1608, 1650, 1675, 1880, 2010, 2068, 2200, 2211, 2350, 2585, 2680, 2820, 2948, 3102, 3149, 3300, 3350, 3525, 3685, 4020, 4136, 4422, 4700, 5025, 5170, 5640, 5896, 6204, 6298, 6600, 6700, 7050, 7370, 7755, 8040, 8844, 9400, 9447, 10050, 10340, 11055, 12408, 12596, 12925, 13400, 14100, 14740, 15510, 15745, 17688, 18425, 18894, 20100, 20680, 22110, 25192, 25850, 28200, 29480, 31020, 31490, 34639, 36850, 37788, 38775, 40200, 44220, 47235, 51700, 55275, 62040, 62980, 69278, 73700, 75576, 77550, 78725, 88440, 94470, 103400, 103917, 110550, 125960, 138556, 147400, 155100, 157450, 173195, 188940, 207834, 221100, 236175, 277112, 310200, 314900, 346390, 377880, 415668, 442200, 472350, 519585, 629800, 692780, 831336, 865975, 944700, 1039170, 1385560, 1731950, 1889400, 2078340, 2597925, 3463900, 4156680, 5195850, 6927800, 10391700, 20783400]

約数ペア:

[(1, 20783400), (2, 10391700), (3, 6927800), (4, 5195850), (5, 4156680), (6, 3463900), (8, 2597925), (10, 2078340), (11, 1889400), (12, 1731950), (15, 1385560), (20, 1039170), (22, 944700), (24, 865975), (25, 831336), (30, 692780), (33, 629800), (40, 519585), (44, 472350), (47, 442200), (50, 415668), (55, 377880), (60, 346390), (66, 314900), (67, 310200), (75, 277112), (88, 236175), (94, 221100), (100, 207834), (110, 188940), (120, 173195), (132, 157450), (134, 155100), (141, 147400), (150, 138556), (165, 125960), (188, 110550), (200, 103917), (201, 103400), (220, 94470), (235, 88440), (264, 78725), (268, 77550), (275, 75576), (282, 73700), (300, 69278), (330, 62980), (335, 62040), (376, 55275), (402, 51700), (440, 47235), (470, 44220), (517, 40200), (536, 38775), (550, 37788), (564, 36850), (600, 34639), (660, 31490), (670, 31020), (705, 29480), (737, 28200), (804, 25850), (825, 25192), (940, 22110), (1005, 20680), (1034, 20100), (1100, 18894), (1128, 18425), (1175, 17688), (1320, 15745), (1340, 15510), (1410, 14740), (1474, 14100), (1551, 13400), (1608, 12925), (1650, 12596), (1675, 12408), (1880, 11055), (2010, 10340), (2068, 10050), (2200, 9447), (2211, 9400), (2350, 8844), (2585, 8040), (2680, 7755), (2820, 7370), (2948, 7050), (3102, 6700), (3149, 6600), (3300, 6298), (3350, 6204), (3525, 5896), (3685, 5640), (4020, 5170), (4136, 5025), (4422, 4700)]