198595040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:449

約数の個数: 144

約数和(自身を含む): 554852592

約数和(自身を除く): 356257552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 160, 196, 224, 245, 280, 292, 347, 365, 392, 490, 511, 560, 584, 694, 730, 784, 980, 1022, 1120, 1168, 1388, 1460, 1568, 1735, 1960, 2044, 2336, 2429, 2555, 2776, 2920, 3470, 3577, 3920, 4088, 4858, 5110, 5552, 5840, 6940, 7154, 7840, 8176, 9716, 10220, 11104, 11680, 12145, 13880, 14308, 16352, 17003, 17885, 19432, 20440, 24290, 25331, 27760, 28616, 34006, 35770, 38864, 40880, 48580, 50662, 55520, 57232, 68012, 71540, 77728, 81760, 85015, 97160, 101324, 114464, 126655, 136024, 143080, 170030, 177317, 194320, 202648, 253310, 272048, 286160, 340060, 354634, 388640, 405296, 506620, 544096, 572320, 680120, 709268, 810592, 886585, 1013240, 1241219, 1360240, 1418536, 1773170, 2026480, 2482438, 2720480, 2837072, 3546340, 4052960, 4964876, 5674144, 6206095, 7092680, 9929752, 12412190, 14185360, 19859504, 24824380, 28370720, 39719008, 49648760, 99297520, 198595040]

約数ペア:

[(1, 198595040), (2, 99297520), (4, 49648760), (5, 39719008), (7, 28370720), (8, 24824380), (10, 19859504), (14, 14185360), (16, 12412190), (20, 9929752), (28, 7092680), (32, 6206095), (35, 5674144), (40, 4964876), (49, 4052960), (56, 3546340), (70, 2837072), (73, 2720480), (80, 2482438), (98, 2026480), (112, 1773170), (140, 1418536), (146, 1360240), (160, 1241219), (196, 1013240), (224, 886585), (245, 810592), (280, 709268), (292, 680120), (347, 572320), (365, 544096), (392, 506620), (490, 405296), (511, 388640), (560, 354634), (584, 340060), (694, 286160), (730, 272048), (784, 253310), (980, 202648), (1022, 194320), (1120, 177317), (1168, 170030), (1388, 143080), (1460, 136024), (1568, 126655), (1735, 114464), (1960, 101324), (2044, 97160), (2336, 85015), (2429, 81760), (2555, 77728), (2776, 71540), (2920, 68012), (3470, 57232), (3577, 55520), (3920, 50662), (4088, 48580), (4858, 40880), (5110, 38864), (5552, 35770), (5840, 34006), (6940, 28616), (7154, 27760), (7840, 25331), (8176, 24290), (9716, 20440), (10220, 19432), (11104, 17885), (11680, 17003), (12145, 16352), (13880, 14308)]