15431988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:94

約数の個数: 144

約数和(自身を含む): 46823616

約数和(自身を除く): 31391628

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 17, 22, 23, 26, 33, 34, 39, 44, 46, 51, 52, 66, 68, 69, 78, 92, 102, 132, 138, 143, 156, 187, 204, 221, 253, 276, 286, 299, 374, 391, 429, 442, 506, 529, 561, 572, 598, 663, 748, 759, 782, 858, 884, 897, 1012, 1058, 1122, 1173, 1196, 1326, 1518, 1564, 1587, 1716, 1794, 2116, 2244, 2346, 2431, 2652, 3036, 3174, 3289, 3588, 4301, 4692, 4862, 5083, 5819, 6348, 6578, 6877, 7293, 8602, 8993, 9724, 9867, 10166, 11638, 12903, 13156, 13754, 14586, 15249, 17204, 17457, 17986, 19734, 20332, 20631, 23276, 25806, 26979, 27508, 29172, 30498, 34914, 35972, 39468, 41262, 51612, 53958, 55913, 60996, 69828, 75647, 82524, 98923, 107916, 111826, 116909, 151294, 167739, 197846, 223652, 226941, 233818, 296769, 302588, 335478, 350727, 395692, 453882, 467636, 593538, 670956, 701454, 907764, 1187076, 1285999, 1402908, 2571998, 3857997, 5143996, 7715994, 15431988]

約数ペア:

[(1, 15431988), (2, 7715994), (3, 5143996), (4, 3857997), (6, 2571998), (11, 1402908), (12, 1285999), (13, 1187076), (17, 907764), (22, 701454), (23, 670956), (26, 593538), (33, 467636), (34, 453882), (39, 395692), (44, 350727), (46, 335478), (51, 302588), (52, 296769), (66, 233818), (68, 226941), (69, 223652), (78, 197846), (92, 167739), (102, 151294), (132, 116909), (138, 111826), (143, 107916), (156, 98923), (187, 82524), (204, 75647), (221, 69828), (253, 60996), (276, 55913), (286, 53958), (299, 51612), (374, 41262), (391, 39468), (429, 35972), (442, 34914), (506, 30498), (529, 29172), (561, 27508), (572, 26979), (598, 25806), (663, 23276), (748, 20631), (759, 20332), (782, 19734), (858, 17986), (884, 17457), (897, 17204), (1012, 15249), (1058, 14586), (1122, 13754), (1173, 13156), (1196, 12903), (1326, 11638), (1518, 10166), (1564, 9867), (1587, 9724), (1716, 8993), (1794, 8602), (2116, 7293), (2244, 6877), (2346, 6578), (2431, 6348), (2652, 5819), (3036, 5083), (3174, 4862), (3289, 4692), (3588, 4301)]