155463776

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 373539600

約数和(自身を除く): 218075824

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 68, 76, 89, 104, 136, 152, 169, 178, 208, 221, 247, 272, 304, 323, 338, 356, 416, 442, 494, 544, 608, 646, 676, 712, 884, 988, 1157, 1292, 1352, 1424, 1513, 1691, 1768, 1976, 2314, 2584, 2704, 2848, 2873, 3026, 3211, 3382, 3536, 3952, 4199, 4628, 5168, 5408, 5746, 6052, 6422, 6764, 7072, 7904, 8398, 9256, 10336, 11492, 12104, 12844, 13528, 15041, 16796, 18512, 19669, 21983, 22984, 24208, 25688, 27056, 28747, 30082, 33592, 37024, 39338, 43966, 45968, 48416, 51376, 54112, 54587, 57494, 60164, 67184, 78676, 87932, 91936, 102752, 109174, 114988, 120328, 134368, 157352, 175864, 218348, 229976, 240656, 255697, 285779, 314704, 351728, 373711, 436696, 459952, 481312, 511394, 571558, 629408, 703456, 747422, 873392, 919904, 1022788, 1143116, 1494844, 1746784, 2045576, 2286232, 2989688, 4091152, 4572464, 4858243, 5979376, 8182304, 9144928, 9716486, 11958752, 19432972, 38865944, 77731888, 155463776]

約数ペア:

[(1, 155463776), (2, 77731888), (4, 38865944), (8, 19432972), (13, 11958752), (16, 9716486), (17, 9144928), (19, 8182304), (26, 5979376), (32, 4858243), (34, 4572464), (38, 4091152), (52, 2989688), (68, 2286232), (76, 2045576), (89, 1746784), (104, 1494844), (136, 1143116), (152, 1022788), (169, 919904), (178, 873392), (208, 747422), (221, 703456), (247, 629408), (272, 571558), (304, 511394), (323, 481312), (338, 459952), (356, 436696), (416, 373711), (442, 351728), (494, 314704), (544, 285779), (608, 255697), (646, 240656), (676, 229976), (712, 218348), (884, 175864), (988, 157352), (1157, 134368), (1292, 120328), (1352, 114988), (1424, 109174), (1513, 102752), (1691, 91936), (1768, 87932), (1976, 78676), (2314, 67184), (2584, 60164), (2704, 57494), (2848, 54587), (2873, 54112), (3026, 51376), (3211, 48416), (3382, 45968), (3536, 43966), (3952, 39338), (4199, 37024), (4628, 33592), (5168, 30082), (5408, 28747), (5746, 27056), (6052, 25688), (6422, 24208), (6764, 22984), (7072, 21983), (7904, 19669), (8398, 18512), (9256, 16796), (10336, 15041), (11492, 13528), (12104, 12844)]