161815060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 386410752

約数和(自身を除く): 224595692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 103, 110, 148, 185, 193, 206, 220, 370, 386, 407, 412, 515, 740, 772, 814, 965, 1030, 1133, 1628, 1930, 2035, 2060, 2123, 2266, 3811, 3860, 4070, 4246, 4532, 5665, 7141, 7622, 8140, 8492, 10615, 11330, 14282, 15244, 19055, 19879, 21230, 22660, 28564, 35705, 38110, 39758, 41921, 42460, 71410, 76220, 78551, 79516, 83842, 99395, 142820, 157102, 167684, 198790, 209605, 218669, 314204, 392755, 397580, 419210, 437338, 735523, 785510, 838420, 874676, 1093345, 1471046, 1571020, 2186690, 2942092, 3677615, 4373380, 7355230, 8090753, 14710460, 16181506, 32363012, 40453765, 80907530, 161815060]

約数ペア:

[(1, 161815060), (2, 80907530), (4, 40453765), (5, 32363012), (10, 16181506), (11, 14710460), (20, 8090753), (22, 7355230), (37, 4373380), (44, 3677615), (55, 2942092), (74, 2186690), (103, 1571020), (110, 1471046), (148, 1093345), (185, 874676), (193, 838420), (206, 785510), (220, 735523), (370, 437338), (386, 419210), (407, 397580), (412, 392755), (515, 314204), (740, 218669), (772, 209605), (814, 198790), (965, 167684), (1030, 157102), (1133, 142820), (1628, 99395), (1930, 83842), (2035, 79516), (2060, 78551), (2123, 76220), (2266, 71410), (3811, 42460), (3860, 41921), (4070, 39758), (4246, 38110), (4532, 35705), (5665, 28564), (7141, 22660), (7622, 21230), (8140, 19879), (8492, 19055), (10615, 15244), (11330, 14282)]