120784860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 421477056

約数和(自身を除く): 300692196

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 257, 315, 373, 420, 514, 630, 746, 771, 1028, 1119, 1260, 1285, 1492, 1542, 1799, 1865, 2238, 2313, 2570, 2611, 3084, 3357, 3598, 3730, 3855, 4476, 4626, 5140, 5222, 5397, 5595, 6714, 7196, 7460, 7710, 7833, 8995, 9252, 10444, 10794, 11190, 11565, 13055, 13428, 15420, 15666, 16191, 16785, 17990, 21588, 22380, 23130, 23499, 26110, 26985, 31332, 32382, 33570, 35980, 39165, 46260, 46998, 52220, 53970, 64764, 67140, 78330, 80955, 93996, 95861, 107940, 117495, 156660, 161910, 191722, 234990, 287583, 323820, 383444, 469980, 479305, 575166, 671027, 862749, 958610, 1150332, 1342054, 1437915, 1725498, 1917220, 2013081, 2684108, 2875830, 3355135, 3450996, 4026162, 4313745, 5751660, 6039243, 6710270, 8052324, 8627490, 10065405, 12078486, 13420540, 17254980, 20130810, 24156972, 30196215, 40261620, 60392430, 120784860]

約数ペア:

[(1, 120784860), (2, 60392430), (3, 40261620), (4, 30196215), (5, 24156972), (6, 20130810), (7, 17254980), (9, 13420540), (10, 12078486), (12, 10065405), (14, 8627490), (15, 8052324), (18, 6710270), (20, 6039243), (21, 5751660), (28, 4313745), (30, 4026162), (35, 3450996), (36, 3355135), (42, 2875830), (45, 2684108), (60, 2013081), (63, 1917220), (70, 1725498), (84, 1437915), (90, 1342054), (105, 1150332), (126, 958610), (140, 862749), (180, 671027), (210, 575166), (252, 479305), (257, 469980), (315, 383444), (373, 323820), (420, 287583), (514, 234990), (630, 191722), (746, 161910), (771, 156660), (1028, 117495), (1119, 107940), (1260, 95861), (1285, 93996), (1492, 80955), (1542, 78330), (1799, 67140), (1865, 64764), (2238, 53970), (2313, 52220), (2570, 46998), (2611, 46260), (3084, 39165), (3357, 35980), (3598, 33570), (3730, 32382), (3855, 31332), (4476, 26985), (4626, 26110), (5140, 23499), (5222, 23130), (5397, 22380), (5595, 21588), (6714, 17990), (7196, 16785), (7460, 16191), (7710, 15666), (7833, 15420), (8995, 13428), (9252, 13055), (10444, 11565), (10794, 11190)]