1991118360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{941}}^1$

素因数の和:1202

約数の個数: 256

約数和(自身を含む): 7487769600

約数和(自身を除く): 5496651240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 229, 231, 264, 280, 308, 330, 385, 420, 440, 458, 462, 616, 660, 687, 770, 840, 916, 924, 941, 1145, 1155, 1320, 1374, 1540, 1603, 1832, 1848, 1882, 2290, 2310, 2519, 2748, 2823, 3080, 3206, 3435, 3764, 4580, 4620, 4705, 4809, 5038, 5496, 5646, 6412, 6587, 6870, 7528, 7557, 8015, 9160, 9240, 9410, 9618, 10076, 10351, 11292, 12595, 12824, 13174, 13740, 14115, 15114, 16030, 17633, 18820, 19236, 19761, 20152, 20702, 22584, 24045, 25190, 26348, 27480, 28230, 30228, 31053, 32060, 32935, 35266, 37640, 37785, 38472, 39522, 41404, 48090, 50380, 51755, 52696, 52899, 56460, 60456, 62106, 64120, 65870, 70532, 72457, 75570, 79044, 82808, 88165, 96180, 98805, 100760, 103510, 105798, 112920, 124212, 131740, 141064, 144914, 151140, 155265, 158088, 176330, 192360, 197610, 207020, 211596, 215489, 217371, 248424, 263480, 264495, 289828, 302280, 310530, 352660, 362285, 395220, 414040, 423192, 430978, 434742, 528990, 579656, 621060, 646467, 705320, 724570, 790440, 861956, 869484, 1057980, 1077445, 1086855, 1242120, 1292934, 1449140, 1508423, 1723912, 1738968, 2115960, 2154890, 2173710, 2370379, 2585868, 2898280, 3016846, 3232335, 4309780, 4347420, 4525269, 4740758, 5171736, 6033692, 6464670, 7111137, 7542115, 8619560, 8694840, 9050538, 9481516, 11851895, 12067384, 12929340, 14222274, 15084230, 16592653, 18101076, 18963032, 22626345, 23703790, 25858680, 28444548, 30168460, 33185306, 35555685, 36202152, 45252690, 47407580, 49777959, 56889096, 60336920, 66370612, 71111370, 82963265, 90505380, 94815160, 99555918, 132741224, 142222740, 165926530, 181010760, 199111836, 248889795, 284445480, 331853060, 398223672, 497779590, 663706120, 995559180, 1991118360]

約数ペア:

[(1, 1991118360), (2, 995559180), (3, 663706120), (4, 497779590), (5, 398223672), (6, 331853060), (7, 284445480), (8, 248889795), (10, 199111836), (11, 181010760), (12, 165926530), (14, 142222740), (15, 132741224), (20, 99555918), (21, 94815160), (22, 90505380), (24, 82963265), (28, 71111370), (30, 66370612), (33, 60336920), (35, 56889096), (40, 49777959), (42, 47407580), (44, 45252690), (55, 36202152), (56, 35555685), (60, 33185306), (66, 30168460), (70, 28444548), (77, 25858680), (84, 23703790), (88, 22626345), (105, 18963032), (110, 18101076), (120, 16592653), (132, 15084230), (140, 14222274), (154, 12929340), (165, 12067384), (168, 11851895), (210, 9481516), (220, 9050538), (229, 8694840), (231, 8619560), (264, 7542115), (280, 7111137), (308, 6464670), (330, 6033692), (385, 5171736), (420, 4740758), (440, 4525269), (458, 4347420), (462, 4309780), (616, 3232335), (660, 3016846), (687, 2898280), (770, 2585868), (840, 2370379), (916, 2173710), (924, 2154890), (941, 2115960), (1145, 1738968), (1155, 1723912), (1320, 1508423), (1374, 1449140), (1540, 1292934), (1603, 1242120), (1832, 1086855), (1848, 1077445), (1882, 1057980), (2290, 869484), (2310, 861956), (2519, 790440), (2748, 724570), (2823, 705320), (3080, 646467), (3206, 621060), (3435, 579656), (3764, 528990), (4580, 434742), (4620, 430978), (4705, 423192), (4809, 414040), (5038, 395220), (5496, 362285), (5646, 352660), (6412, 310530), (6587, 302280), (6870, 289828), (7528, 264495), (7557, 263480), (8015, 248424), (9160, 217371), (9240, 215489), (9410, 211596), (9618, 207020), (10076, 197610), (10351, 192360), (11292, 176330), (12595, 158088), (12824, 155265), (13174, 151140), (13740, 144914), (14115, 141064), (15114, 131740), (16030, 124212), (17633, 112920), (18820, 105798), (19236, 103510), (19761, 100760), (20152, 98805), (20702, 96180), (22584, 88165), (24045, 82808), (25190, 79044), (26348, 75570), (27480, 72457), (28230, 70532), (30228, 65870), (31053, 64120), (32060, 62106), (32935, 60456), (35266, 56460), (37640, 52899), (37785, 52696), (38472, 51755), (39522, 50380), (41404, 48090)]