668553480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{463}}^1$

素因数の和:681

約数の個数: 256

約数和(自身を含む): 2565734400

約数和(自身を除く): 1897180920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 191, 210, 216, 252, 270, 280, 315, 360, 378, 382, 420, 463, 504, 540, 573, 630, 756, 764, 840, 926, 945, 955, 1080, 1146, 1260, 1337, 1389, 1512, 1528, 1719, 1852, 1890, 1910, 2292, 2315, 2520, 2674, 2778, 2865, 3241, 3438, 3704, 3780, 3820, 4011, 4167, 4584, 4630, 5157, 5348, 5556, 5730, 6482, 6685, 6876, 6945, 7560, 7640, 8022, 8334, 8595, 9260, 9723, 10314, 10696, 11112, 11460, 12033, 12501, 12964, 13370, 13752, 13890, 16044, 16205, 16668, 17190, 18520, 19446, 20055, 20628, 20835, 22920, 24066, 25002, 25785, 25928, 26740, 27780, 29169, 32088, 32410, 33336, 34380, 36099, 38892, 40110, 41256, 41670, 48132, 48615, 50004, 51570, 53480, 55560, 58338, 60165, 62505, 64820, 68760, 72198, 77784, 80220, 83340, 87507, 88433, 96264, 97230, 100008, 103140, 116676, 120330, 125010, 129640, 144396, 145845, 160440, 166680, 175014, 176866, 180495, 194460, 206280, 233352, 240660, 250020, 265299, 288792, 291690, 350028, 353732, 360990, 388920, 437535, 442165, 481320, 500040, 530598, 583380, 619031, 700056, 707464, 721980, 795897, 875070, 884330, 1061196, 1166760, 1238062, 1326495, 1443960, 1591794, 1750140, 1768660, 1857093, 2122392, 2387691, 2476124, 2652990, 3095155, 3183588, 3500280, 3537320, 3714186, 3979485, 4775382, 4952248, 5305980, 5571279, 6190310, 6367176, 7428372, 7958970, 9285465, 9550764, 10611960, 11142558, 11938455, 12380620, 14856744, 15917940, 16713837, 18570930, 19101528, 22285116, 23876910, 24761240, 27856395, 31835880, 33427674, 37141860, 44570232, 47753820, 55712790, 66855348, 74283720, 83569185, 95507640, 111425580, 133710696, 167138370, 222851160, 334276740, 668553480]

約数ペア:

[(1, 668553480), (2, 334276740), (3, 222851160), (4, 167138370), (5, 133710696), (6, 111425580), (7, 95507640), (8, 83569185), (9, 74283720), (10, 66855348), (12, 55712790), (14, 47753820), (15, 44570232), (18, 37141860), (20, 33427674), (21, 31835880), (24, 27856395), (27, 24761240), (28, 23876910), (30, 22285116), (35, 19101528), (36, 18570930), (40, 16713837), (42, 15917940), (45, 14856744), (54, 12380620), (56, 11938455), (60, 11142558), (63, 10611960), (70, 9550764), (72, 9285465), (84, 7958970), (90, 7428372), (105, 6367176), (108, 6190310), (120, 5571279), (126, 5305980), (135, 4952248), (140, 4775382), (168, 3979485), (180, 3714186), (189, 3537320), (191, 3500280), (210, 3183588), (216, 3095155), (252, 2652990), (270, 2476124), (280, 2387691), (315, 2122392), (360, 1857093), (378, 1768660), (382, 1750140), (420, 1591794), (463, 1443960), (504, 1326495), (540, 1238062), (573, 1166760), (630, 1061196), (756, 884330), (764, 875070), (840, 795897), (926, 721980), (945, 707464), (955, 700056), (1080, 619031), (1146, 583380), (1260, 530598), (1337, 500040), (1389, 481320), (1512, 442165), (1528, 437535), (1719, 388920), (1852, 360990), (1890, 353732), (1910, 350028), (2292, 291690), (2315, 288792), (2520, 265299), (2674, 250020), (2778, 240660), (2865, 233352), (3241, 206280), (3438, 194460), (3704, 180495), (3780, 176866), (3820, 175014), (4011, 166680), (4167, 160440), (4584, 145845), (4630, 144396), (5157, 129640), (5348, 125010), (5556, 120330), (5730, 116676), (6482, 103140), (6685, 100008), (6876, 97230), (6945, 96264), (7560, 88433), (7640, 87507), (8022, 83340), (8334, 80220), (8595, 77784), (9260, 72198), (9723, 68760), (10314, 64820), (10696, 62505), (11112, 60165), (11460, 58338), (12033, 55560), (12501, 53480), (12964, 51570), (13370, 50004), (13752, 48615), (13890, 48132), (16044, 41670), (16205, 41256), (16668, 40110), (17190, 38892), (18520, 36099), (19446, 34380), (20055, 33336), (20628, 32410), (20835, 32088), (22920, 29169), (24066, 27780), (25002, 26740), (25785, 25928)]