198551280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26687}}^1$

素因数の和:26734

約数の個数: 80

約数和(自身を含む): 635387904

約数和(自身を除く): 436836624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 26687, 53374, 80061, 106748, 133435, 160122, 213496, 266870, 320244, 400305, 426992, 533740, 640488, 800610, 827297, 1067480, 1280976, 1601220, 1654594, 2134960, 2481891, 3202440, 3309188, 4136485, 4963782, 6404880, 6618376, 8272970, 9927564, 12409455, 13236752, 16545940, 19855128, 24818910, 33091880, 39710256, 49637820, 66183760, 99275640, 198551280]

約数ペア:

[(1, 198551280), (2, 99275640), (3, 66183760), (4, 49637820), (5, 39710256), (6, 33091880), (8, 24818910), (10, 19855128), (12, 16545940), (15, 13236752), (16, 12409455), (20, 9927564), (24, 8272970), (30, 6618376), (31, 6404880), (40, 4963782), (48, 4136485), (60, 3309188), (62, 3202440), (80, 2481891), (93, 2134960), (120, 1654594), (124, 1601220), (155, 1280976), (186, 1067480), (240, 827297), (248, 800610), (310, 640488), (372, 533740), (465, 426992), (496, 400305), (620, 320244), (744, 266870), (930, 213496), (1240, 160122), (1488, 133435), (1860, 106748), (2480, 80061), (3720, 53374), (7440, 26687)]