161517240

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:249

約数の個数: 224

約数和(自身を含む): 566611200

約数和(自身を除く): 405093960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 81, 87, 90, 108, 116, 120, 135, 145, 162, 174, 180, 191, 216, 232, 243, 261, 270, 290, 324, 348, 360, 382, 405, 435, 486, 522, 540, 573, 580, 648, 696, 729, 764, 783, 810, 870, 955, 972, 1044, 1080, 1146, 1160, 1215, 1305, 1458, 1528, 1566, 1620, 1719, 1740, 1910, 1944, 2088, 2292, 2349, 2430, 2610, 2865, 2916, 3132, 3240, 3438, 3480, 3645, 3820, 3915, 4584, 4698, 4860, 5157, 5220, 5539, 5730, 5832, 6264, 6876, 7047, 7290, 7640, 7830, 8595, 9396, 9720, 10314, 10440, 11078, 11460, 11745, 13752, 14094, 14580, 15471, 15660, 16617, 17190, 18792, 20628, 21141, 22156, 22920, 23490, 25785, 27695, 28188, 29160, 30942, 31320, 33234, 34380, 35235, 41256, 42282, 44312, 46413, 46980, 49851, 51570, 55390, 56376, 61884, 66468, 68760, 70470, 77355, 83085, 84564, 92826, 93960, 99702, 103140, 105705, 110780, 123768, 132936, 139239, 140940, 149553, 154710, 166170, 169128, 185652, 199404, 206280, 211410, 221560, 232065, 249255, 278478, 281880, 299106, 309420, 332340, 371304, 398808, 422820, 448659, 464130, 498510, 556956, 598212, 618840, 664680, 696195, 747765, 845640, 897318, 928260, 997020, 1113912, 1196424, 1345977, 1392390, 1495530, 1794636, 1856520, 1994040, 2243295, 2691954, 2784780, 2991060, 3589272, 4037931, 4486590, 5383908, 5569560, 5982120, 6729885, 8075862, 8973180, 10767816, 13459770, 16151724, 17946360, 20189655, 26919540, 32303448, 40379310, 53839080, 80758620, 161517240]

約数ペア:

[(1, 161517240), (2, 80758620), (3, 53839080), (4, 40379310), (5, 32303448), (6, 26919540), (8, 20189655), (9, 17946360), (10, 16151724), (12, 13459770), (15, 10767816), (18, 8973180), (20, 8075862), (24, 6729885), (27, 5982120), (29, 5569560), (30, 5383908), (36, 4486590), (40, 4037931), (45, 3589272), (54, 2991060), (58, 2784780), (60, 2691954), (72, 2243295), (81, 1994040), (87, 1856520), (90, 1794636), (108, 1495530), (116, 1392390), (120, 1345977), (135, 1196424), (145, 1113912), (162, 997020), (174, 928260), (180, 897318), (191, 845640), (216, 747765), (232, 696195), (243, 664680), (261, 618840), (270, 598212), (290, 556956), (324, 498510), (348, 464130), (360, 448659), (382, 422820), (405, 398808), (435, 371304), (486, 332340), (522, 309420), (540, 299106), (573, 281880), (580, 278478), (648, 249255), (696, 232065), (729, 221560), (764, 211410), (783, 206280), (810, 199404), (870, 185652), (955, 169128), (972, 166170), (1044, 154710), (1080, 149553), (1146, 140940), (1160, 139239), (1215, 132936), (1305, 123768), (1458, 110780), (1528, 105705), (1566, 103140), (1620, 99702), (1719, 93960), (1740, 92826), (1910, 84564), (1944, 83085), (2088, 77355), (2292, 70470), (2349, 68760), (2430, 66468), (2610, 61884), (2865, 56376), (2916, 55390), (3132, 51570), (3240, 49851), (3438, 46980), (3480, 46413), (3645, 44312), (3820, 42282), (3915, 41256), (4584, 35235), (4698, 34380), (4860, 33234), (5157, 31320), (5220, 30942), (5539, 29160), (5730, 28188), (5832, 27695), (6264, 25785), (6876, 23490), (7047, 22920), (7290, 22156), (7640, 21141), (7830, 20628), (8595, 18792), (9396, 17190), (9720, 16617), (10314, 15660), (10440, 15471), (11078, 14580), (11460, 14094), (11745, 13752)]