420301728

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1723}}^1$

素因数の和:1768

約数の個数: 216

約数和(自身を含む): 1502321184

約数和(自身を除く): 1082019456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 96, 99, 112, 121, 126, 132, 144, 154, 168, 176, 198, 224, 231, 242, 252, 264, 288, 308, 336, 352, 363, 396, 462, 484, 504, 528, 616, 672, 693, 726, 792, 847, 924, 968, 1008, 1056, 1089, 1232, 1386, 1452, 1584, 1694, 1723, 1848, 1936, 2016, 2178, 2464, 2541, 2772, 2904, 3168, 3388, 3446, 3696, 3872, 4356, 5082, 5169, 5544, 5808, 6776, 6892, 7392, 7623, 8712, 10164, 10338, 11088, 11616, 12061, 13552, 13784, 15246, 15507, 17424, 18953, 20328, 20676, 22176, 24122, 27104, 27568, 30492, 31014, 34848, 36183, 37906, 40656, 41352, 48244, 55136, 56859, 60984, 62028, 72366, 75812, 81312, 82704, 96488, 108549, 113718, 121968, 124056, 132671, 144732, 151624, 165408, 170577, 192976, 208483, 217098, 227436, 243936, 248112, 265342, 289464, 303248, 341154, 385952, 398013, 416966, 434196, 454872, 496224, 530684, 578928, 606496, 625449, 682308, 796026, 833932, 868392, 909744, 1061368, 1157856, 1194039, 1250898, 1364616, 1459381, 1592052, 1667864, 1736784, 1819488, 1876347, 2122736, 2388078, 2501796, 2729232, 2918762, 3184104, 3335728, 3473568, 3752694, 4245472, 4378143, 4776156, 5003592, 5458464, 5837524, 6368208, 6671456, 7505388, 8756286, 9552312, 10007184, 11675048, 12736416, 13134429, 15010776, 17512572, 19104624, 20014368, 23350096, 26268858, 30021552, 35025144, 38209248, 46700192, 52537716, 60043104, 70050288, 105075432, 140100576, 210150864, 420301728]

約数ペア:

[(1, 420301728), (2, 210150864), (3, 140100576), (4, 105075432), (6, 70050288), (7, 60043104), (8, 52537716), (9, 46700192), (11, 38209248), (12, 35025144), (14, 30021552), (16, 26268858), (18, 23350096), (21, 20014368), (22, 19104624), (24, 17512572), (28, 15010776), (32, 13134429), (33, 12736416), (36, 11675048), (42, 10007184), (44, 9552312), (48, 8756286), (56, 7505388), (63, 6671456), (66, 6368208), (72, 5837524), (77, 5458464), (84, 5003592), (88, 4776156), (96, 4378143), (99, 4245472), (112, 3752694), (121, 3473568), (126, 3335728), (132, 3184104), (144, 2918762), (154, 2729232), (168, 2501796), (176, 2388078), (198, 2122736), (224, 1876347), (231, 1819488), (242, 1736784), (252, 1667864), (264, 1592052), (288, 1459381), (308, 1364616), (336, 1250898), (352, 1194039), (363, 1157856), (396, 1061368), (462, 909744), (484, 868392), (504, 833932), (528, 796026), (616, 682308), (672, 625449), (693, 606496), (726, 578928), (792, 530684), (847, 496224), (924, 454872), (968, 434196), (1008, 416966), (1056, 398013), (1089, 385952), (1232, 341154), (1386, 303248), (1452, 289464), (1584, 265342), (1694, 248112), (1723, 243936), (1848, 227436), (1936, 217098), (2016, 208483), (2178, 192976), (2464, 170577), (2541, 165408), (2772, 151624), (2904, 144732), (3168, 132671), (3388, 124056), (3446, 121968), (3696, 113718), (3872, 108549), (4356, 96488), (5082, 82704), (5169, 81312), (5544, 75812), (5808, 72366), (6776, 62028), (6892, 60984), (7392, 56859), (7623, 55136), (8712, 48244), (10164, 41352), (10338, 40656), (11088, 37906), (11616, 36183), (12061, 34848), (13552, 31014), (13784, 30492), (15246, 27568), (15507, 27104), (17424, 24122), (18953, 22176), (20328, 20676)]