238140

素因数分解:

$2^2\times 3^5\times 5^1\times 7^2$

素因数の和:38

約数の個数: 108

約数和(自身を含む): 871416

約数和(自身を除く): 633276

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, 180, 189, 196, 210, 243, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 486, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 972, 980, 1134, 1215, 1260, 1323, 1470, 1620, 1701, 1764, 1890, 2205, 2268, 2430, 2646, 2835, 2940, 3402, 3780, 3969, 4410, 4860, 5292, 5670, 6615, 6804, 7938, 8505, 8820, 11340, 11907, 13230, 15876, 17010, 19845, 23814, 26460, 34020, 39690, 47628, 59535, 79380, 119070, 238140]

約数ペア:

[(1, 238140), (2, 119070), (3, 79380), (4, 59535), (5, 47628), (6, 39690), (7, 34020), (9, 26460), (10, 23814), (12, 19845), (14, 17010), (15, 15876), (18, 13230), (20, 11907), (21, 11340), (27, 8820), (28, 8505), (30, 7938), (35, 6804), (36, 6615), (42, 5670), (45, 5292), (49, 4860), (54, 4410), (60, 3969), (63, 3780), (70, 3402), (81, 2940), (84, 2835), (90, 2646), (98, 2430), (105, 2268), (108, 2205), (126, 1890), (135, 1764), (140, 1701), (147, 1620), (162, 1470), (180, 1323), (189, 1260), (196, 1215), (210, 1134), (243, 980), (245, 972), (252, 945), (270, 882), (294, 810), (315, 756), (324, 735), (378, 630), (405, 588), (420, 567), (441, 540), (486, 490)]