121663920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:683

約数の個数: 160

約数和(自身を含む): 434972160

約数和(自身を除く): 313308240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 139, 140, 168, 210, 240, 278, 280, 336, 417, 420, 521, 556, 560, 695, 834, 840, 973, 1042, 1112, 1390, 1563, 1668, 1680, 1946, 2084, 2085, 2224, 2605, 2780, 2919, 3126, 3336, 3647, 3892, 4168, 4170, 4865, 5210, 5560, 5838, 6252, 6672, 7294, 7784, 7815, 8336, 8340, 9730, 10420, 10941, 11120, 11676, 12504, 14588, 14595, 15568, 15630, 16680, 18235, 19460, 20840, 21882, 23352, 25008, 29176, 29190, 31260, 33360, 36470, 38920, 41680, 43764, 46704, 54705, 58352, 58380, 62520, 72419, 72940, 77840, 87528, 109410, 116760, 125040, 144838, 145880, 175056, 217257, 218820, 233520, 289676, 291760, 362095, 434514, 437640, 506933, 579352, 724190, 869028, 875280, 1013866, 1086285, 1158704, 1448380, 1520799, 1738056, 2027732, 2172570, 2534665, 2896760, 3041598, 3476112, 4055464, 4345140, 5069330, 5793520, 6083196, 7603995, 8110928, 8690280, 10138660, 12166392, 15207990, 17380560, 20277320, 24332784, 30415980, 40554640, 60831960, 121663920]

約数ペア:

[(1, 121663920), (2, 60831960), (3, 40554640), (4, 30415980), (5, 24332784), (6, 20277320), (7, 17380560), (8, 15207990), (10, 12166392), (12, 10138660), (14, 8690280), (15, 8110928), (16, 7603995), (20, 6083196), (21, 5793520), (24, 5069330), (28, 4345140), (30, 4055464), (35, 3476112), (40, 3041598), (42, 2896760), (48, 2534665), (56, 2172570), (60, 2027732), (70, 1738056), (80, 1520799), (84, 1448380), (105, 1158704), (112, 1086285), (120, 1013866), (139, 875280), (140, 869028), (168, 724190), (210, 579352), (240, 506933), (278, 437640), (280, 434514), (336, 362095), (417, 291760), (420, 289676), (521, 233520), (556, 218820), (560, 217257), (695, 175056), (834, 145880), (840, 144838), (973, 125040), (1042, 116760), (1112, 109410), (1390, 87528), (1563, 77840), (1668, 72940), (1680, 72419), (1946, 62520), (2084, 58380), (2085, 58352), (2224, 54705), (2605, 46704), (2780, 43764), (2919, 41680), (3126, 38920), (3336, 36470), (3647, 33360), (3892, 31260), (4168, 29190), (4170, 29176), (4865, 25008), (5210, 23352), (5560, 21882), (5838, 20840), (6252, 19460), (6672, 18235), (7294, 16680), (7784, 15630), (7815, 15568), (8336, 14595), (8340, 14588), (9730, 12504), (10420, 11676), (10941, 11120)]