140981472

素因数分解:

$2^5\times 3^4\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:630

約数の個数: 120

約数和(自身を含む): 419265000

約数和(自身を除く): 278283528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 109, 144, 162, 216, 218, 288, 324, 327, 432, 436, 499, 648, 654, 864, 872, 981, 998, 1296, 1308, 1497, 1744, 1962, 1996, 2592, 2616, 2943, 2994, 3488, 3924, 3992, 4491, 5232, 5886, 5988, 7848, 7984, 8829, 8982, 10464, 11772, 11976, 13473, 15696, 15968, 17658, 17964, 23544, 23952, 26946, 31392, 35316, 35928, 40419, 47088, 47904, 53892, 54391, 70632, 71856, 80838, 94176, 107784, 108782, 141264, 143712, 161676, 163173, 215568, 217564, 282528, 323352, 326346, 431136, 435128, 489519, 646704, 652692, 870256, 979038, 1293408, 1305384, 1468557, 1740512, 1958076, 2610768, 2937114, 3916152, 4405671, 5221536, 5874228, 7832304, 8811342, 11748456, 15664608, 17622684, 23496912, 35245368, 46993824, 70490736, 140981472]

約数ペア:

[(1, 140981472), (2, 70490736), (3, 46993824), (4, 35245368), (6, 23496912), (8, 17622684), (9, 15664608), (12, 11748456), (16, 8811342), (18, 7832304), (24, 5874228), (27, 5221536), (32, 4405671), (36, 3916152), (48, 2937114), (54, 2610768), (72, 1958076), (81, 1740512), (96, 1468557), (108, 1305384), (109, 1293408), (144, 979038), (162, 870256), (216, 652692), (218, 646704), (288, 489519), (324, 435128), (327, 431136), (432, 326346), (436, 323352), (499, 282528), (648, 217564), (654, 215568), (864, 163173), (872, 161676), (981, 143712), (998, 141264), (1296, 108782), (1308, 107784), (1497, 94176), (1744, 80838), (1962, 71856), (1996, 70632), (2592, 54391), (2616, 53892), (2943, 47904), (2994, 47088), (3488, 40419), (3924, 35928), (3992, 35316), (4491, 31392), (5232, 26946), (5886, 23952), (5988, 23544), (7848, 17964), (7984, 17658), (8829, 15968), (8982, 15696), (10464, 13473), (11772, 11976)]