30145640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 84049920

約数和(自身を除く): 53904280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 151, 155, 161, 184, 217, 230, 248, 280, 302, 310, 322, 434, 460, 604, 620, 644, 713, 755, 805, 868, 920, 1057, 1085, 1208, 1240, 1288, 1426, 1510, 1610, 1736, 2114, 2170, 2852, 3020, 3220, 3473, 3565, 4228, 4340, 4681, 4991, 5285, 5704, 6040, 6440, 6946, 7130, 8456, 8680, 9362, 9982, 10570, 13892, 14260, 17365, 18724, 19964, 21140, 23405, 24311, 24955, 27784, 28520, 32767, 34730, 37448, 39928, 42280, 46810, 48622, 49910, 65534, 69460, 93620, 97244, 99820, 107663, 121555, 131068, 138920, 163835, 187240, 194488, 199640, 215326, 243110, 262136, 327670, 430652, 486220, 538315, 655340, 753641, 861304, 972440, 1076630, 1310680, 1507282, 2153260, 3014564, 3768205, 4306520, 6029128, 7536410, 15072820, 30145640]

約数ペア:

[(1, 30145640), (2, 15072820), (4, 7536410), (5, 6029128), (7, 4306520), (8, 3768205), (10, 3014564), (14, 2153260), (20, 1507282), (23, 1310680), (28, 1076630), (31, 972440), (35, 861304), (40, 753641), (46, 655340), (56, 538315), (62, 486220), (70, 430652), (92, 327670), (115, 262136), (124, 243110), (140, 215326), (151, 199640), (155, 194488), (161, 187240), (184, 163835), (217, 138920), (230, 131068), (248, 121555), (280, 107663), (302, 99820), (310, 97244), (322, 93620), (434, 69460), (460, 65534), (604, 49910), (620, 48622), (644, 46810), (713, 42280), (755, 39928), (805, 37448), (868, 34730), (920, 32767), (1057, 28520), (1085, 27784), (1208, 24955), (1240, 24311), (1288, 23405), (1426, 21140), (1510, 19964), (1610, 18724), (1736, 17365), (2114, 14260), (2170, 13892), (2852, 10570), (3020, 9982), (3220, 9362), (3473, 8680), (3565, 8456), (4228, 7130), (4340, 6946), (4681, 6440), (4991, 6040), (5285, 5704)]