122173240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:413

約数の個数: 128

約数和(自身を含む): 334264320

約数和(自身を除く): 212091080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 61, 70, 92, 115, 122, 140, 161, 184, 230, 244, 280, 305, 311, 322, 427, 460, 488, 610, 622, 644, 805, 854, 920, 1220, 1244, 1288, 1403, 1555, 1610, 1708, 2135, 2177, 2440, 2488, 2806, 3110, 3220, 3416, 4270, 4354, 5612, 6220, 6440, 7015, 7153, 8540, 8708, 9821, 10885, 11224, 12440, 14030, 14306, 17080, 17416, 18971, 19642, 21770, 28060, 28612, 35765, 37942, 39284, 43540, 49105, 50071, 56120, 57224, 71530, 75884, 78568, 87080, 94855, 98210, 100142, 132797, 143060, 151768, 189710, 196420, 200284, 250355, 265594, 286120, 379420, 392840, 400568, 436333, 500710, 531188, 663985, 758840, 872666, 1001420, 1062376, 1327970, 1745332, 2002840, 2181665, 2655940, 3054331, 3490664, 4363330, 5311880, 6108662, 8726660, 12217324, 15271655, 17453320, 24434648, 30543310, 61086620, 122173240]

約数ペア:

[(1, 122173240), (2, 61086620), (4, 30543310), (5, 24434648), (7, 17453320), (8, 15271655), (10, 12217324), (14, 8726660), (20, 6108662), (23, 5311880), (28, 4363330), (35, 3490664), (40, 3054331), (46, 2655940), (56, 2181665), (61, 2002840), (70, 1745332), (92, 1327970), (115, 1062376), (122, 1001420), (140, 872666), (161, 758840), (184, 663985), (230, 531188), (244, 500710), (280, 436333), (305, 400568), (311, 392840), (322, 379420), (427, 286120), (460, 265594), (488, 250355), (610, 200284), (622, 196420), (644, 189710), (805, 151768), (854, 143060), (920, 132797), (1220, 100142), (1244, 98210), (1288, 94855), (1403, 87080), (1555, 78568), (1610, 75884), (1708, 71530), (2135, 57224), (2177, 56120), (2440, 50071), (2488, 49105), (2806, 43540), (3110, 39284), (3220, 37942), (3416, 35765), (4270, 28612), (4354, 28060), (5612, 21770), (6220, 19642), (6440, 18971), (7015, 17416), (7153, 17080), (8540, 14306), (8708, 14030), (9821, 12440), (10885, 11224)]