206615520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{143483}}^1$

素因数の和:143504

約数の個数: 72

約数和(自身を含む): 705080376

約数和(自身を除く): 498464856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 143483, 286966, 430449, 573932, 717415, 860898, 1147864, 1291347, 1434830, 1721796, 2152245, 2295728, 2582694, 2869660, 3443592, 4304490, 4591456, 5165388, 5739320, 6456735, 6887184, 8608980, 10330776, 11478640, 12913470, 13774368, 17217960, 20661552, 22957280, 25826940, 34435920, 41323104, 51653880, 68871840, 103307760, 206615520]

約数ペア:

[(1, 206615520), (2, 103307760), (3, 68871840), (4, 51653880), (5, 41323104), (6, 34435920), (8, 25826940), (9, 22957280), (10, 20661552), (12, 17217960), (15, 13774368), (16, 12913470), (18, 11478640), (20, 10330776), (24, 8608980), (30, 6887184), (32, 6456735), (36, 5739320), (40, 5165388), (45, 4591456), (48, 4304490), (60, 3443592), (72, 2869660), (80, 2582694), (90, 2295728), (96, 2152245), (120, 1721796), (144, 1434830), (160, 1291347), (180, 1147864), (240, 860898), (288, 717415), (360, 573932), (480, 430449), (720, 286966), (1440, 143483)]