1976255680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:567

約数の個数: 224

約数和(自身を含む): 5688299520

約数和(自身を除く): 3712043840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 89, 92, 112, 115, 140, 160, 161, 178, 184, 224, 230, 280, 320, 322, 356, 368, 431, 445, 448, 460, 560, 623, 644, 712, 736, 805, 862, 890, 920, 1120, 1246, 1288, 1424, 1472, 1610, 1724, 1780, 1840, 2047, 2155, 2240, 2492, 2576, 2848, 3017, 3115, 3220, 3448, 3560, 3680, 4094, 4310, 4984, 5152, 5696, 6034, 6230, 6440, 6896, 7120, 7360, 8188, 8620, 9913, 9968, 10235, 10304, 12068, 12460, 12880, 13792, 14240, 14329, 15085, 16376, 17240, 19826, 19936, 20470, 24136, 24920, 25760, 27584, 28480, 28658, 30170, 32752, 34480, 38359, 39652, 39872, 40940, 48272, 49565, 49840, 51520, 57316, 60340, 65504, 68960, 69391, 71645, 76718, 79304, 81880, 96544, 99130, 99680, 114632, 120680, 131008, 137920, 138782, 143290, 153436, 158608, 163760, 191795, 193088, 198260, 199360, 229264, 241360, 268513, 277564, 286580, 306872, 317216, 327520, 346955, 383590, 396520, 458528, 482720, 537026, 555128, 573160, 613744, 634432, 655040, 693910, 767180, 793040, 882257, 917056, 965440, 1074052, 1110256, 1146320, 1227488, 1342565, 1387820, 1534360, 1586080, 1764514, 2148104, 2220512, 2292640, 2454976, 2685130, 2775640, 3068720, 3172160, 3529028, 4296208, 4411285, 4441024, 4585280, 5370260, 5551280, 6137440, 6175799, 7058056, 8592416, 8822570, 10740520, 11102560, 12274880, 12351598, 14116112, 17184832, 17645140, 21481040, 22205120, 24703196, 28232224, 30878995, 35290280, 42962080, 49406392, 56464448, 61757990, 70580560, 85924160, 98812784, 123515980, 141161120, 197625568, 247031960, 282322240, 395251136, 494063920, 988127840, 1976255680]

約数ペア:

[(1, 1976255680), (2, 988127840), (4, 494063920), (5, 395251136), (7, 282322240), (8, 247031960), (10, 197625568), (14, 141161120), (16, 123515980), (20, 98812784), (23, 85924160), (28, 70580560), (32, 61757990), (35, 56464448), (40, 49406392), (46, 42962080), (56, 35290280), (64, 30878995), (70, 28232224), (80, 24703196), (89, 22205120), (92, 21481040), (112, 17645140), (115, 17184832), (140, 14116112), (160, 12351598), (161, 12274880), (178, 11102560), (184, 10740520), (224, 8822570), (230, 8592416), (280, 7058056), (320, 6175799), (322, 6137440), (356, 5551280), (368, 5370260), (431, 4585280), (445, 4441024), (448, 4411285), (460, 4296208), (560, 3529028), (623, 3172160), (644, 3068720), (712, 2775640), (736, 2685130), (805, 2454976), (862, 2292640), (890, 2220512), (920, 2148104), (1120, 1764514), (1246, 1586080), (1288, 1534360), (1424, 1387820), (1472, 1342565), (1610, 1227488), (1724, 1146320), (1780, 1110256), (1840, 1074052), (2047, 965440), (2155, 917056), (2240, 882257), (2492, 793040), (2576, 767180), (2848, 693910), (3017, 655040), (3115, 634432), (3220, 613744), (3448, 573160), (3560, 555128), (3680, 537026), (4094, 482720), (4310, 458528), (4984, 396520), (5152, 383590), (5696, 346955), (6034, 327520), (6230, 317216), (6440, 306872), (6896, 286580), (7120, 277564), (7360, 268513), (8188, 241360), (8620, 229264), (9913, 199360), (9968, 198260), (10235, 193088), (10304, 191795), (12068, 163760), (12460, 158608), (12880, 153436), (13792, 143290), (14240, 138782), (14329, 137920), (15085, 131008), (16376, 120680), (17240, 114632), (19826, 99680), (19936, 99130), (20470, 96544), (24136, 81880), (24920, 79304), (25760, 76718), (27584, 71645), (28480, 69391), (28658, 68960), (30170, 65504), (32752, 60340), (34480, 57316), (38359, 51520), (39652, 49840), (39872, 49565), (40940, 48272)]