15220348

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 32845680

約数和(自身を除く): 17625332

約数列:

[1, 2, 4, 11, 13, 22, 26, 41, 44, 52, 59, 82, 118, 121, 143, 164, 236, 242, 286, 451, 484, 533, 572, 649, 767, 902, 1066, 1298, 1534, 1573, 1804, 2132, 2419, 2596, 3068, 3146, 4838, 4961, 5863, 6292, 7139, 8437, 9676, 9922, 11726, 14278, 16874, 19844, 23452, 26609, 28556, 31447, 33748, 53218, 62894, 64493, 92807, 106436, 125788, 128986, 185614, 257972, 292699, 345917, 371228, 585398, 691834, 1170796, 1383668, 3805087, 7610174, 15220348]

約数ペア:

[(1, 15220348), (2, 7610174), (4, 3805087), (11, 1383668), (13, 1170796), (22, 691834), (26, 585398), (41, 371228), (44, 345917), (52, 292699), (59, 257972), (82, 185614), (118, 128986), (121, 125788), (143, 106436), (164, 92807), (236, 64493), (242, 62894), (286, 53218), (451, 33748), (484, 31447), (533, 28556), (572, 26609), (649, 23452), (767, 19844), (902, 16874), (1066, 14278), (1298, 11726), (1534, 9922), (1573, 9676), (1804, 8437), (2132, 7139), (2419, 6292), (2596, 5863), (3068, 4961), (3146, 4838)]