80684010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 239016960

約数和(自身を除く): 158332950

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 121, 155, 165, 186, 198, 239, 242, 279, 310, 330, 341, 363, 465, 478, 495, 558, 605, 682, 717, 726, 930, 990, 1023, 1089, 1195, 1210, 1395, 1434, 1705, 1815, 2046, 2151, 2178, 2390, 2629, 2790, 3069, 3410, 3585, 3630, 3751, 4302, 5115, 5258, 5445, 6138, 7170, 7409, 7502, 7887, 10230, 10755, 10890, 11253, 13145, 14818, 15345, 15774, 18755, 21510, 22227, 22506, 23661, 26290, 28919, 30690, 33759, 37045, 37510, 39435, 44454, 47322, 56265, 57838, 66681, 67518, 74090, 78870, 81499, 86757, 111135, 112530, 118305, 133362, 144595, 162998, 168795, 173514, 222270, 236610, 244497, 260271, 289190, 333405, 337590, 407495, 433785, 488994, 520542, 666810, 733491, 814990, 867570, 896489, 1222485, 1301355, 1466982, 1792978, 2444970, 2602710, 2689467, 3667455, 4482445, 5378934, 7334910, 8068401, 8964890, 13447335, 16136802, 26894670, 40342005, 80684010]

約数ペア:

[(1, 80684010), (2, 40342005), (3, 26894670), (5, 16136802), (6, 13447335), (9, 8964890), (10, 8068401), (11, 7334910), (15, 5378934), (18, 4482445), (22, 3667455), (30, 2689467), (31, 2602710), (33, 2444970), (45, 1792978), (55, 1466982), (62, 1301355), (66, 1222485), (90, 896489), (93, 867570), (99, 814990), (110, 733491), (121, 666810), (155, 520542), (165, 488994), (186, 433785), (198, 407495), (239, 337590), (242, 333405), (279, 289190), (310, 260271), (330, 244497), (341, 236610), (363, 222270), (465, 173514), (478, 168795), (495, 162998), (558, 144595), (605, 133362), (682, 118305), (717, 112530), (726, 111135), (930, 86757), (990, 81499), (1023, 78870), (1089, 74090), (1195, 67518), (1210, 66681), (1395, 57838), (1434, 56265), (1705, 47322), (1815, 44454), (2046, 39435), (2151, 37510), (2178, 37045), (2390, 33759), (2629, 30690), (2790, 28919), (3069, 26290), (3410, 23661), (3585, 22506), (3630, 22227), (3751, 21510), (4302, 18755), (5115, 15774), (5258, 15345), (5445, 14818), (6138, 13145), (7170, 11253), (7409, 10890), (7502, 10755), (7887, 10230)]