398520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{41}}^1$

素因数の和:67

約数の個数: 96

約数和(自身を含む): 1375920

約数和(自身を除く): 977400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 81, 82, 90, 108, 120, 123, 135, 162, 164, 180, 205, 216, 243, 246, 270, 324, 328, 360, 369, 405, 410, 486, 492, 540, 615, 648, 738, 810, 820, 972, 984, 1080, 1107, 1215, 1230, 1476, 1620, 1640, 1845, 1944, 2214, 2430, 2460, 2952, 3240, 3321, 3690, 4428, 4860, 4920, 5535, 6642, 7380, 8856, 9720, 9963, 11070, 13284, 14760, 16605, 19926, 22140, 26568, 33210, 39852, 44280, 49815, 66420, 79704, 99630, 132840, 199260, 398520]

約数ペア:

[(1, 398520), (2, 199260), (3, 132840), (4, 99630), (5, 79704), (6, 66420), (8, 49815), (9, 44280), (10, 39852), (12, 33210), (15, 26568), (18, 22140), (20, 19926), (24, 16605), (27, 14760), (30, 13284), (36, 11070), (40, 9963), (41, 9720), (45, 8856), (54, 7380), (60, 6642), (72, 5535), (81, 4920), (82, 4860), (90, 4428), (108, 3690), (120, 3321), (123, 3240), (135, 2952), (162, 2460), (164, 2430), (180, 2214), (205, 1944), (216, 1845), (243, 1640), (246, 1620), (270, 1476), (324, 1230), (328, 1215), (360, 1107), (369, 1080), (405, 984), (410, 972), (486, 820), (492, 810), (540, 738), (615, 648)]