67984920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20983}}^1$

素因数の和:21006

約数の個数: 80

約数和(自身を含む): 228515760

約数和(自身を除く): 160530840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 20983, 41966, 62949, 83932, 104915, 125898, 167864, 188847, 209830, 251796, 314745, 377694, 419660, 503592, 566541, 629490, 755388, 839320, 944235, 1133082, 1258980, 1510776, 1699623, 1888470, 2266164, 2517960, 2832705, 3399246, 3776940, 4532328, 5665410, 6798492, 7553880, 8498115, 11330820, 13596984, 16996230, 22661640, 33992460, 67984920]

約数ペア:

[(1, 67984920), (2, 33992460), (3, 22661640), (4, 16996230), (5, 13596984), (6, 11330820), (8, 8498115), (9, 7553880), (10, 6798492), (12, 5665410), (15, 4532328), (18, 3776940), (20, 3399246), (24, 2832705), (27, 2517960), (30, 2266164), (36, 1888470), (40, 1699623), (45, 1510776), (54, 1258980), (60, 1133082), (72, 944235), (81, 839320), (90, 755388), (108, 629490), (120, 566541), (135, 503592), (162, 419660), (180, 377694), (216, 314745), (270, 251796), (324, 209830), (360, 188847), (405, 167864), (540, 125898), (648, 104915), (810, 83932), (1080, 62949), (1620, 41966), (3240, 20983)]