40315920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{971}}^1$

素因数の和:1160

約数の個数: 80

約数和(自身を含む): 125831232

約数和(自身を除く): 85515312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 173, 240, 346, 519, 692, 865, 971, 1038, 1384, 1730, 1942, 2076, 2595, 2768, 2913, 3460, 3884, 4152, 4855, 5190, 5826, 6920, 7768, 8304, 9710, 10380, 11652, 13840, 14565, 15536, 19420, 20760, 23304, 29130, 38840, 41520, 46608, 58260, 77680, 116520, 167983, 233040, 335966, 503949, 671932, 839915, 1007898, 1343864, 1679830, 2015796, 2519745, 2687728, 3359660, 4031592, 5039490, 6719320, 8063184, 10078980, 13438640, 20157960, 40315920]

約数ペア:

[(1, 40315920), (2, 20157960), (3, 13438640), (4, 10078980), (5, 8063184), (6, 6719320), (8, 5039490), (10, 4031592), (12, 3359660), (15, 2687728), (16, 2519745), (20, 2015796), (24, 1679830), (30, 1343864), (40, 1007898), (48, 839915), (60, 671932), (80, 503949), (120, 335966), (173, 233040), (240, 167983), (346, 116520), (519, 77680), (692, 58260), (865, 46608), (971, 41520), (1038, 38840), (1384, 29130), (1730, 23304), (1942, 20760), (2076, 19420), (2595, 15536), (2768, 14565), (2913, 13840), (3460, 11652), (3884, 10380), (4152, 9710), (4855, 8304), (5190, 7768), (5826, 6920)]