207768420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:882

約数の個数: 144

約数和(自身を含む): 672672000

約数和(自身を除く): 464903580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 79, 90, 95, 114, 158, 171, 180, 190, 228, 237, 285, 316, 342, 380, 395, 474, 570, 684, 711, 769, 790, 855, 948, 1140, 1185, 1422, 1501, 1538, 1580, 1710, 2307, 2370, 2844, 3002, 3076, 3420, 3555, 3845, 4503, 4614, 4740, 6004, 6921, 7110, 7505, 7690, 9006, 9228, 11535, 13509, 13842, 14220, 14611, 15010, 15380, 18012, 22515, 23070, 27018, 27684, 29222, 30020, 34605, 43833, 45030, 46140, 54036, 58444, 60751, 67545, 69210, 73055, 87666, 90060, 121502, 131499, 135090, 138420, 146110, 175332, 182253, 219165, 243004, 262998, 270180, 292220, 303755, 364506, 438330, 525996, 546759, 607510, 657495, 729012, 876660, 911265, 1093518, 1154269, 1215020, 1314990, 1822530, 2187036, 2308538, 2629980, 2733795, 3462807, 3645060, 4617076, 5467590, 5771345, 6925614, 10388421, 10935180, 11542690, 13851228, 17314035, 20776842, 23085380, 34628070, 41553684, 51942105, 69256140, 103884210, 207768420]

約数ペア:

[(1, 207768420), (2, 103884210), (3, 69256140), (4, 51942105), (5, 41553684), (6, 34628070), (9, 23085380), (10, 20776842), (12, 17314035), (15, 13851228), (18, 11542690), (19, 10935180), (20, 10388421), (30, 6925614), (36, 5771345), (38, 5467590), (45, 4617076), (57, 3645060), (60, 3462807), (76, 2733795), (79, 2629980), (90, 2308538), (95, 2187036), (114, 1822530), (158, 1314990), (171, 1215020), (180, 1154269), (190, 1093518), (228, 911265), (237, 876660), (285, 729012), (316, 657495), (342, 607510), (380, 546759), (395, 525996), (474, 438330), (570, 364506), (684, 303755), (711, 292220), (769, 270180), (790, 262998), (855, 243004), (948, 219165), (1140, 182253), (1185, 175332), (1422, 146110), (1501, 138420), (1538, 135090), (1580, 131499), (1710, 121502), (2307, 90060), (2370, 87666), (2844, 73055), (3002, 69210), (3076, 67545), (3420, 60751), (3555, 58444), (3845, 54036), (4503, 46140), (4614, 45030), (4740, 43833), (6004, 34605), (6921, 30020), (7110, 29222), (7505, 27684), (7690, 27018), (9006, 23070), (9228, 22515), (11535, 18012), (13509, 15380), (13842, 15010), (14220, 14611)]