143540020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 342131328

約数和(自身を除く): 198591308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 43, 52, 65, 74, 86, 130, 148, 172, 185, 215, 260, 347, 370, 430, 481, 559, 694, 740, 860, 962, 1118, 1388, 1591, 1735, 1924, 2236, 2405, 2795, 3182, 3470, 4511, 4810, 5590, 6364, 6940, 7955, 9022, 9620, 11180, 12839, 14921, 15910, 18044, 20683, 22555, 25678, 29842, 31820, 41366, 45110, 51356, 59684, 64195, 74605, 82732, 90220, 103415, 128390, 149210, 166907, 193973, 206830, 256780, 298420, 333814, 387946, 413660, 552077, 667628, 775892, 834535, 969865, 1104154, 1669070, 1939730, 2208308, 2760385, 3338140, 3879460, 5520770, 7177001, 11041540, 14354002, 28708004, 35885005, 71770010, 143540020]

約数ペア:

[(1, 143540020), (2, 71770010), (4, 35885005), (5, 28708004), (10, 14354002), (13, 11041540), (20, 7177001), (26, 5520770), (37, 3879460), (43, 3338140), (52, 2760385), (65, 2208308), (74, 1939730), (86, 1669070), (130, 1104154), (148, 969865), (172, 834535), (185, 775892), (215, 667628), (260, 552077), (347, 413660), (370, 387946), (430, 333814), (481, 298420), (559, 256780), (694, 206830), (740, 193973), (860, 166907), (962, 149210), (1118, 128390), (1388, 103415), (1591, 90220), (1735, 82732), (1924, 74605), (2236, 64195), (2405, 59684), (2795, 51356), (3182, 45110), (3470, 41366), (4511, 31820), (4810, 29842), (5590, 25678), (6364, 22555), (6940, 20683), (7955, 18044), (9022, 15910), (9620, 14921), (11180, 12839)]