181312208

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:841

約数の個数: 120

約数和(自身を含む): 467845056

約数和(自身を除く): 286532848

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 88, 112, 119, 121, 136, 154, 176, 187, 238, 242, 272, 308, 374, 476, 484, 616, 748, 787, 847, 952, 968, 1232, 1309, 1496, 1574, 1694, 1904, 1936, 2057, 2618, 2992, 3148, 3388, 4114, 5236, 5509, 6296, 6776, 8228, 8657, 10472, 11018, 12592, 13379, 13552, 14399, 16456, 17314, 20944, 22036, 26758, 28798, 32912, 34628, 44072, 53516, 57596, 60599, 69256, 88144, 93653, 95227, 107032, 115192, 121198, 138512, 147169, 187306, 190454, 214064, 230384, 242396, 294338, 374612, 380908, 484792, 588676, 666589, 749224, 761816, 969584, 1030183, 1177352, 1333178, 1498448, 1523632, 1618859, 2060366, 2354704, 2666356, 3237718, 4120732, 5332712, 6475436, 8241464, 10665424, 11332013, 12950872, 16482928, 22664026, 25901744, 45328052, 90656104, 181312208]

約数ペア:

[(1, 181312208), (2, 90656104), (4, 45328052), (7, 25901744), (8, 22664026), (11, 16482928), (14, 12950872), (16, 11332013), (17, 10665424), (22, 8241464), (28, 6475436), (34, 5332712), (44, 4120732), (56, 3237718), (68, 2666356), (77, 2354704), (88, 2060366), (112, 1618859), (119, 1523632), (121, 1498448), (136, 1333178), (154, 1177352), (176, 1030183), (187, 969584), (238, 761816), (242, 749224), (272, 666589), (308, 588676), (374, 484792), (476, 380908), (484, 374612), (616, 294338), (748, 242396), (787, 230384), (847, 214064), (952, 190454), (968, 187306), (1232, 147169), (1309, 138512), (1496, 121198), (1574, 115192), (1694, 107032), (1904, 95227), (1936, 93653), (2057, 88144), (2618, 69256), (2992, 60599), (3148, 57596), (3388, 53516), (4114, 44072), (5236, 34628), (5509, 32912), (6296, 28798), (6776, 26758), (8228, 22036), (8657, 20944), (10472, 17314), (11018, 16456), (12592, 14399), (13379, 13552)]