255199140

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:579

約数の個数: 192

約数和(自身を含む): 914833920

約数和(自身を除く): 659634780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 181, 189, 210, 252, 270, 315, 362, 373, 378, 420, 540, 543, 630, 724, 746, 756, 905, 945, 1086, 1119, 1260, 1267, 1492, 1629, 1810, 1865, 1890, 2172, 2238, 2534, 2611, 2715, 3258, 3357, 3620, 3730, 3780, 3801, 4476, 4887, 5068, 5222, 5430, 5595, 6335, 6516, 6714, 7460, 7602, 7833, 8145, 9774, 10071, 10444, 10860, 11190, 11403, 12670, 13055, 13428, 15204, 15666, 16290, 16785, 19005, 19548, 20142, 22380, 22806, 23499, 24435, 25340, 26110, 31332, 32580, 33570, 34209, 38010, 39165, 40284, 45612, 46998, 48870, 50355, 52220, 57015, 67140, 67513, 68418, 70497, 76020, 78330, 93996, 97740, 100710, 114030, 117495, 135026, 136836, 140994, 156660, 171045, 201420, 202539, 228060, 234990, 270052, 281988, 337565, 342090, 352485, 405078, 469980, 472591, 607617, 675130, 684180, 704970, 810156, 945182, 1012695, 1215234, 1350260, 1409940, 1417773, 1822851, 1890364, 2025390, 2362955, 2430468, 2835546, 3038085, 3645702, 4050780, 4253319, 4725910, 5671092, 6076170, 7088865, 7291404, 8506638, 9114255, 9451820, 12152340, 12759957, 14177730, 17013276, 18228510, 21266595, 25519914, 28355460, 36457020, 42533190, 51039828, 63799785, 85066380, 127599570, 255199140]

約数ペア:

[(1, 255199140), (2, 127599570), (3, 85066380), (4, 63799785), (5, 51039828), (6, 42533190), (7, 36457020), (9, 28355460), (10, 25519914), (12, 21266595), (14, 18228510), (15, 17013276), (18, 14177730), (20, 12759957), (21, 12152340), (27, 9451820), (28, 9114255), (30, 8506638), (35, 7291404), (36, 7088865), (42, 6076170), (45, 5671092), (54, 4725910), (60, 4253319), (63, 4050780), (70, 3645702), (84, 3038085), (90, 2835546), (105, 2430468), (108, 2362955), (126, 2025390), (135, 1890364), (140, 1822851), (180, 1417773), (181, 1409940), (189, 1350260), (210, 1215234), (252, 1012695), (270, 945182), (315, 810156), (362, 704970), (373, 684180), (378, 675130), (420, 607617), (540, 472591), (543, 469980), (630, 405078), (724, 352485), (746, 342090), (756, 337565), (905, 281988), (945, 270052), (1086, 234990), (1119, 228060), (1260, 202539), (1267, 201420), (1492, 171045), (1629, 156660), (1810, 140994), (1865, 136836), (1890, 135026), (2172, 117495), (2238, 114030), (2534, 100710), (2611, 97740), (2715, 93996), (3258, 78330), (3357, 76020), (3620, 70497), (3730, 68418), (3780, 67513), (3801, 67140), (4476, 57015), (4887, 52220), (5068, 50355), (5222, 48870), (5430, 46998), (5595, 45612), (6335, 40284), (6516, 39165), (6714, 38010), (7460, 34209), (7602, 33570), (7833, 32580), (8145, 31332), (9774, 26110), (10071, 25340), (10444, 24435), (10860, 23499), (11190, 22806), (11403, 22380), (12670, 20142), (13055, 19548), (13428, 19005), (15204, 16785), (15666, 16290)]