209988090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1777}}^1$

素因数の和:1904

約数の個数: 96

約数和(自身を含む): 594122256

約数和(自身を除く): 384134166

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 101, 117, 130, 195, 202, 234, 303, 390, 505, 585, 606, 909, 1010, 1170, 1313, 1515, 1777, 1818, 2626, 3030, 3554, 3939, 4545, 5331, 6565, 7878, 8885, 9090, 10662, 11817, 13130, 15993, 17770, 19695, 23101, 23634, 26655, 31986, 39390, 46202, 53310, 59085, 69303, 79965, 115505, 118170, 138606, 159930, 179477, 207909, 231010, 346515, 358954, 415818, 538431, 693030, 897385, 1039545, 1076862, 1615293, 1794770, 2079090, 2333201, 2692155, 3230586, 4666402, 5384310, 6999603, 8076465, 11666005, 13999206, 16152930, 20998809, 23332010, 34998015, 41997618, 69996030, 104994045, 209988090]

約数ペア:

[(1, 209988090), (2, 104994045), (3, 69996030), (5, 41997618), (6, 34998015), (9, 23332010), (10, 20998809), (13, 16152930), (15, 13999206), (18, 11666005), (26, 8076465), (30, 6999603), (39, 5384310), (45, 4666402), (65, 3230586), (78, 2692155), (90, 2333201), (101, 2079090), (117, 1794770), (130, 1615293), (195, 1076862), (202, 1039545), (234, 897385), (303, 693030), (390, 538431), (505, 415818), (585, 358954), (606, 346515), (909, 231010), (1010, 207909), (1170, 179477), (1313, 159930), (1515, 138606), (1777, 118170), (1818, 115505), (2626, 79965), (3030, 69303), (3554, 59085), (3939, 53310), (4545, 46202), (5331, 39390), (6565, 31986), (7878, 26655), (8885, 23634), (9090, 23101), (10662, 19695), (11817, 17770), (13130, 15993)]