198548640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{797}}^1$

素因数の和:991

約数の個数: 144

約数和(自身を含む): 682318728

約数和(自身を除く): 483770088

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, 173, 180, 240, 288, 346, 360, 480, 519, 692, 720, 797, 865, 1038, 1384, 1440, 1557, 1594, 1730, 2076, 2391, 2595, 2768, 3114, 3188, 3460, 3985, 4152, 4782, 5190, 5536, 6228, 6376, 6920, 7173, 7785, 7970, 8304, 9564, 10380, 11955, 12456, 12752, 13840, 14346, 15570, 15940, 16608, 19128, 20760, 23910, 24912, 25504, 27680, 28692, 31140, 31880, 35865, 38256, 41520, 47820, 49824, 57384, 62280, 63760, 71730, 76512, 83040, 95640, 114768, 124560, 127520, 137881, 143460, 191280, 229536, 249120, 275762, 286920, 382560, 413643, 551524, 573840, 689405, 827286, 1103048, 1147680, 1240929, 1378810, 1654572, 2068215, 2206096, 2481858, 2757620, 3309144, 4136430, 4412192, 4963716, 5515240, 6204645, 6618288, 8272860, 9927432, 11030480, 12409290, 13236576, 16545720, 19854864, 22060960, 24818580, 33091440, 39709728, 49637160, 66182880, 99274320, 198548640]

約数ペア:

[(1, 198548640), (2, 99274320), (3, 66182880), (4, 49637160), (5, 39709728), (6, 33091440), (8, 24818580), (9, 22060960), (10, 19854864), (12, 16545720), (15, 13236576), (16, 12409290), (18, 11030480), (20, 9927432), (24, 8272860), (30, 6618288), (32, 6204645), (36, 5515240), (40, 4963716), (45, 4412192), (48, 4136430), (60, 3309144), (72, 2757620), (80, 2481858), (90, 2206096), (96, 2068215), (120, 1654572), (144, 1378810), (160, 1240929), (173, 1147680), (180, 1103048), (240, 827286), (288, 689405), (346, 573840), (360, 551524), (480, 413643), (519, 382560), (692, 286920), (720, 275762), (797, 249120), (865, 229536), (1038, 191280), (1384, 143460), (1440, 137881), (1557, 127520), (1594, 124560), (1730, 114768), (2076, 95640), (2391, 83040), (2595, 76512), (2768, 71730), (3114, 63760), (3188, 62280), (3460, 57384), (3985, 49824), (4152, 47820), (4782, 41520), (5190, 38256), (5536, 35865), (6228, 31880), (6376, 31140), (6920, 28692), (7173, 27680), (7785, 25504), (7970, 24912), (8304, 23910), (9564, 20760), (10380, 19128), (11955, 16608), (12456, 15940), (12752, 15570), (13840, 14346)]