38816820

素因数分解:

$2^2\times 3^5\times 5^1\times 7^2\times {\mathrm{163}}^1$

素因数の和:201

約数の個数: 216

約数和(自身を含む): 142912224

約数和(自身を除く): 104095404

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 163, 180, 189, 196, 210, 243, 245, 252, 270, 294, 315, 324, 326, 378, 405, 420, 441, 486, 489, 490, 540, 567, 588, 630, 652, 735, 756, 810, 815, 882, 945, 972, 978, 980, 1134, 1141, 1215, 1260, 1323, 1467, 1470, 1620, 1630, 1701, 1764, 1890, 1956, 2205, 2268, 2282, 2430, 2445, 2646, 2835, 2934, 2940, 3260, 3402, 3423, 3780, 3969, 4401, 4410, 4564, 4860, 4890, 5292, 5670, 5705, 5868, 6615, 6804, 6846, 7335, 7938, 7987, 8505, 8802, 8820, 9780, 10269, 11340, 11410, 11907, 13203, 13230, 13692, 14670, 15876, 15974, 17010, 17115, 17604, 19845, 20538, 22005, 22820, 23814, 23961, 26406, 26460, 29340, 30807, 31948, 34020, 34230, 39609, 39690, 39935, 41076, 44010, 47628, 47922, 51345, 52812, 59535, 61614, 66015, 68460, 71883, 79218, 79380, 79870, 88020, 92421, 95844, 102690, 119070, 119805, 123228, 132030, 143766, 154035, 158436, 159740, 184842, 198045, 205380, 215649, 238140, 239610, 264060, 277263, 287532, 308070, 359415, 369684, 396090, 431298, 462105, 479220, 554526, 616140, 646947, 718830, 792180, 862596, 924210, 1078245, 1109052, 1293894, 1386315, 1437660, 1848420, 1940841, 2156490, 2587788, 2772630, 3234735, 3881682, 4312980, 5545260, 6469470, 7763364, 9704205, 12938940, 19408410, 38816820]

約数ペア:

[(1, 38816820), (2, 19408410), (3, 12938940), (4, 9704205), (5, 7763364), (6, 6469470), (7, 5545260), (9, 4312980), (10, 3881682), (12, 3234735), (14, 2772630), (15, 2587788), (18, 2156490), (20, 1940841), (21, 1848420), (27, 1437660), (28, 1386315), (30, 1293894), (35, 1109052), (36, 1078245), (42, 924210), (45, 862596), (49, 792180), (54, 718830), (60, 646947), (63, 616140), (70, 554526), (81, 479220), (84, 462105), (90, 431298), (98, 396090), (105, 369684), (108, 359415), (126, 308070), (135, 287532), (140, 277263), (147, 264060), (162, 239610), (163, 238140), (180, 215649), (189, 205380), (196, 198045), (210, 184842), (243, 159740), (245, 158436), (252, 154035), (270, 143766), (294, 132030), (315, 123228), (324, 119805), (326, 119070), (378, 102690), (405, 95844), (420, 92421), (441, 88020), (486, 79870), (489, 79380), (490, 79218), (540, 71883), (567, 68460), (588, 66015), (630, 61614), (652, 59535), (735, 52812), (756, 51345), (810, 47922), (815, 47628), (882, 44010), (945, 41076), (972, 39935), (978, 39690), (980, 39609), (1134, 34230), (1141, 34020), (1215, 31948), (1260, 30807), (1323, 29340), (1467, 26460), (1470, 26406), (1620, 23961), (1630, 23814), (1701, 22820), (1764, 22005), (1890, 20538), (1956, 19845), (2205, 17604), (2268, 17115), (2282, 17010), (2430, 15974), (2445, 15876), (2646, 14670), (2835, 13692), (2934, 13230), (2940, 13203), (3260, 11907), (3402, 11410), (3423, 11340), (3780, 10269), (3969, 9780), (4401, 8820), (4410, 8802), (4564, 8505), (4860, 7987), (4890, 7938), (5292, 7335), (5670, 6846), (5705, 6804), (5868, 6615)]