199446480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{631}}^1$

素因数の和:1089

約数の個数: 120

約数和(自身を含む): 672397440

約数和(自身を除く): 472950960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 439, 631, 720, 878, 1262, 1317, 1756, 1893, 2195, 2524, 2634, 3155, 3512, 3786, 3951, 4390, 5048, 5268, 5679, 6310, 6585, 7024, 7572, 7902, 8780, 9465, 10096, 10536, 11358, 12620, 13170, 15144, 15804, 17560, 18930, 19755, 21072, 22716, 25240, 26340, 28395, 30288, 31608, 35120, 37860, 39510, 45432, 50480, 52680, 56790, 63216, 75720, 79020, 90864, 105360, 113580, 151440, 158040, 227160, 277009, 316080, 454320, 554018, 831027, 1108036, 1385045, 1662054, 2216072, 2493081, 2770090, 3324108, 4155135, 4432144, 4986162, 5540180, 6648216, 8310270, 9972324, 11080360, 12465405, 13296432, 16620540, 19944648, 22160720, 24930810, 33241080, 39889296, 49861620, 66482160, 99723240, 199446480]

約数ペア:

[(1, 199446480), (2, 99723240), (3, 66482160), (4, 49861620), (5, 39889296), (6, 33241080), (8, 24930810), (9, 22160720), (10, 19944648), (12, 16620540), (15, 13296432), (16, 12465405), (18, 11080360), (20, 9972324), (24, 8310270), (30, 6648216), (36, 5540180), (40, 4986162), (45, 4432144), (48, 4155135), (60, 3324108), (72, 2770090), (80, 2493081), (90, 2216072), (120, 1662054), (144, 1385045), (180, 1108036), (240, 831027), (360, 554018), (439, 454320), (631, 316080), (720, 277009), (878, 227160), (1262, 158040), (1317, 151440), (1756, 113580), (1893, 105360), (2195, 90864), (2524, 79020), (2634, 75720), (3155, 63216), (3512, 56790), (3786, 52680), (3951, 50480), (4390, 45432), (5048, 39510), (5268, 37860), (5679, 35120), (6310, 31608), (6585, 30288), (7024, 28395), (7572, 26340), (7902, 25240), (8780, 22716), (9465, 21072), (10096, 19755), (10536, 18930), (11358, 17560), (12620, 15804), (13170, 15144)]