940026640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:537

約数の個数: 160

約数和(自身を含む): 2601547776

約数和(自身を除く): 1661521136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 173, 217, 248, 280, 310, 313, 346, 434, 496, 560, 620, 626, 692, 865, 868, 1085, 1211, 1240, 1252, 1384, 1565, 1730, 1736, 2170, 2191, 2422, 2480, 2504, 2768, 3130, 3460, 3472, 4340, 4382, 4844, 5008, 5363, 6055, 6260, 6920, 8680, 8764, 9688, 9703, 10726, 10955, 12110, 12520, 13840, 17360, 17528, 19376, 19406, 21452, 21910, 24220, 25040, 26815, 35056, 37541, 38812, 42904, 43820, 48440, 48515, 53630, 54149, 67921, 75082, 77624, 85808, 87640, 96880, 97030, 107260, 108298, 135842, 150164, 155248, 175280, 187705, 194060, 214520, 216596, 270745, 271684, 300328, 339605, 375410, 379043, 388120, 429040, 433192, 541490, 543368, 600656, 679210, 750820, 758086, 776240, 866384, 1082980, 1086736, 1358420, 1501640, 1516172, 1678619, 1895215, 2165960, 2716840, 3003280, 3032344, 3357238, 3790430, 4331920, 5433680, 6064688, 6714476, 7580860, 8393095, 11750333, 13428952, 15161720, 16786190, 23500666, 26857904, 30323440, 33572380, 47001332, 58751665, 67144760, 94002664, 117503330, 134289520, 188005328, 235006660, 470013320, 940026640]

約数ペア:

[(1, 940026640), (2, 470013320), (4, 235006660), (5, 188005328), (7, 134289520), (8, 117503330), (10, 94002664), (14, 67144760), (16, 58751665), (20, 47001332), (28, 33572380), (31, 30323440), (35, 26857904), (40, 23500666), (56, 16786190), (62, 15161720), (70, 13428952), (80, 11750333), (112, 8393095), (124, 7580860), (140, 6714476), (155, 6064688), (173, 5433680), (217, 4331920), (248, 3790430), (280, 3357238), (310, 3032344), (313, 3003280), (346, 2716840), (434, 2165960), (496, 1895215), (560, 1678619), (620, 1516172), (626, 1501640), (692, 1358420), (865, 1086736), (868, 1082980), (1085, 866384), (1211, 776240), (1240, 758086), (1252, 750820), (1384, 679210), (1565, 600656), (1730, 543368), (1736, 541490), (2170, 433192), (2191, 429040), (2422, 388120), (2480, 379043), (2504, 375410), (2768, 339605), (3130, 300328), (3460, 271684), (3472, 270745), (4340, 216596), (4382, 214520), (4844, 194060), (5008, 187705), (5363, 175280), (6055, 155248), (6260, 150164), (6920, 135842), (8680, 108298), (8764, 107260), (9688, 97030), (9703, 96880), (10726, 87640), (10955, 85808), (12110, 77624), (12520, 75082), (13840, 67921), (17360, 54149), (17528, 53630), (19376, 48515), (19406, 48440), (21452, 43820), (21910, 42904), (24220, 38812), (25040, 37541), (26815, 35056)]