15980952

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 47900160

約数和(自身を除く): 31919208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 23, 24, 26, 34, 39, 46, 51, 52, 68, 69, 78, 92, 102, 104, 131, 136, 138, 156, 184, 204, 221, 262, 276, 299, 312, 391, 393, 408, 442, 524, 552, 598, 663, 782, 786, 884, 897, 1048, 1173, 1196, 1326, 1564, 1572, 1703, 1768, 1794, 2227, 2346, 2392, 2652, 3013, 3128, 3144, 3406, 3588, 4454, 4692, 5083, 5109, 5304, 6026, 6681, 6812, 7176, 8908, 9039, 9384, 10166, 10218, 12052, 13362, 13624, 15249, 17816, 18078, 20332, 20436, 24104, 26724, 28951, 30498, 36156, 39169, 40664, 40872, 51221, 53448, 57902, 60996, 72312, 78338, 86853, 102442, 115804, 117507, 121992, 153663, 156676, 173706, 204884, 231608, 235014, 307326, 313352, 347412, 409768, 470028, 614652, 665873, 694824, 940056, 1229304, 1331746, 1997619, 2663492, 3995238, 5326984, 7990476, 15980952]

約数ペア:

[(1, 15980952), (2, 7990476), (3, 5326984), (4, 3995238), (6, 2663492), (8, 1997619), (12, 1331746), (13, 1229304), (17, 940056), (23, 694824), (24, 665873), (26, 614652), (34, 470028), (39, 409768), (46, 347412), (51, 313352), (52, 307326), (68, 235014), (69, 231608), (78, 204884), (92, 173706), (102, 156676), (104, 153663), (131, 121992), (136, 117507), (138, 115804), (156, 102442), (184, 86853), (204, 78338), (221, 72312), (262, 60996), (276, 57902), (299, 53448), (312, 51221), (391, 40872), (393, 40664), (408, 39169), (442, 36156), (524, 30498), (552, 28951), (598, 26724), (663, 24104), (782, 20436), (786, 20332), (884, 18078), (897, 17816), (1048, 15249), (1173, 13624), (1196, 13362), (1326, 12052), (1564, 10218), (1572, 10166), (1703, 9384), (1768, 9039), (1794, 8908), (2227, 7176), (2346, 6812), (2392, 6681), (2652, 6026), (3013, 5304), (3128, 5109), (3144, 5083), (3406, 4692), (3588, 4454)]