172777860

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:584

約数の個数: 144

約数和(自身を含む): 552080256

約数和(自身を除く): 379302396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 81, 90, 108, 135, 146, 162, 180, 219, 243, 270, 292, 324, 365, 405, 438, 486, 487, 540, 657, 730, 810, 876, 972, 974, 1095, 1215, 1314, 1460, 1461, 1620, 1948, 1971, 2190, 2430, 2435, 2628, 2922, 3285, 3942, 4380, 4383, 4860, 4870, 5844, 5913, 6570, 7305, 7884, 8766, 9740, 9855, 11826, 13140, 13149, 14610, 17532, 17739, 19710, 21915, 23652, 26298, 29220, 29565, 35478, 35551, 39420, 39447, 43830, 52596, 59130, 65745, 70956, 71102, 78894, 87660, 88695, 106653, 118260, 118341, 131490, 142204, 157788, 177390, 177755, 197235, 213306, 236682, 262980, 319959, 354780, 355510, 394470, 426612, 473364, 533265, 591705, 639918, 711020, 788940, 959877, 1066530, 1183410, 1279836, 1599795, 1919754, 2133060, 2366820, 2879631, 3199590, 3839508, 4799385, 5759262, 6399180, 8638893, 9598770, 11518524, 14398155, 17277786, 19197540, 28796310, 34555572, 43194465, 57592620, 86388930, 172777860]

約数ペア:

[(1, 172777860), (2, 86388930), (3, 57592620), (4, 43194465), (5, 34555572), (6, 28796310), (9, 19197540), (10, 17277786), (12, 14398155), (15, 11518524), (18, 9598770), (20, 8638893), (27, 6399180), (30, 5759262), (36, 4799385), (45, 3839508), (54, 3199590), (60, 2879631), (73, 2366820), (81, 2133060), (90, 1919754), (108, 1599795), (135, 1279836), (146, 1183410), (162, 1066530), (180, 959877), (219, 788940), (243, 711020), (270, 639918), (292, 591705), (324, 533265), (365, 473364), (405, 426612), (438, 394470), (486, 355510), (487, 354780), (540, 319959), (657, 262980), (730, 236682), (810, 213306), (876, 197235), (972, 177755), (974, 177390), (1095, 157788), (1215, 142204), (1314, 131490), (1460, 118341), (1461, 118260), (1620, 106653), (1948, 88695), (1971, 87660), (2190, 78894), (2430, 71102), (2435, 70956), (2628, 65745), (2922, 59130), (3285, 52596), (3942, 43830), (4380, 39447), (4383, 39420), (4860, 35551), (4870, 35478), (5844, 29565), (5913, 29220), (6570, 26298), (7305, 23652), (7884, 21915), (8766, 19710), (9740, 17739), (9855, 17532), (11826, 14610), (13140, 13149)]