1817897880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{1481}}^1$

素因数の和:1741

約数の個数: 128

約数和(自身を含む): 5589155520

約数和(自身を除く): 3771257640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 193, 212, 265, 318, 386, 424, 530, 579, 636, 772, 795, 965, 1060, 1158, 1272, 1481, 1544, 1590, 1930, 2120, 2316, 2895, 2962, 3180, 3860, 4443, 4632, 5790, 5924, 6360, 7405, 7720, 8886, 10229, 11580, 11848, 14810, 17772, 20458, 22215, 23160, 29620, 30687, 35544, 40916, 44430, 51145, 59240, 61374, 78493, 81832, 88860, 102290, 122748, 153435, 156986, 177720, 204580, 235479, 245496, 285833, 306870, 313972, 392465, 409160, 470958, 571666, 613740, 627944, 784930, 857499, 941916, 1143332, 1177395, 1227480, 1429165, 1569860, 1714998, 1883832, 2286664, 2354790, 2858330, 3139720, 3429996, 4287495, 4709580, 5716660, 6859992, 8574990, 9419160, 11433320, 15149149, 17149980, 30298298, 34299960, 45447447, 60596596, 75745745, 90894894, 121193192, 151491490, 181789788, 227237235, 302982980, 363579576, 454474470, 605965960, 908948940, 1817897880]

約数ペア:

[(1, 1817897880), (2, 908948940), (3, 605965960), (4, 454474470), (5, 363579576), (6, 302982980), (8, 227237235), (10, 181789788), (12, 151491490), (15, 121193192), (20, 90894894), (24, 75745745), (30, 60596596), (40, 45447447), (53, 34299960), (60, 30298298), (106, 17149980), (120, 15149149), (159, 11433320), (193, 9419160), (212, 8574990), (265, 6859992), (318, 5716660), (386, 4709580), (424, 4287495), (530, 3429996), (579, 3139720), (636, 2858330), (772, 2354790), (795, 2286664), (965, 1883832), (1060, 1714998), (1158, 1569860), (1272, 1429165), (1481, 1227480), (1544, 1177395), (1590, 1143332), (1930, 941916), (2120, 857499), (2316, 784930), (2895, 627944), (2962, 613740), (3180, 571666), (3860, 470958), (4443, 409160), (4632, 392465), (5790, 313972), (5924, 306870), (6360, 285833), (7405, 245496), (7720, 235479), (8886, 204580), (10229, 177720), (11580, 156986), (11848, 153435), (14810, 122748), (17772, 102290), (20458, 88860), (22215, 81832), (23160, 78493), (29620, 61374), (30687, 59240), (35544, 51145), (40916, 44430)]