87977880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^2$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 309204000

約数和(自身を除く): 221226120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 53, 54, 58, 60, 72, 87, 90, 106, 108, 116, 120, 135, 145, 159, 174, 180, 212, 216, 232, 261, 265, 270, 290, 318, 348, 360, 424, 435, 477, 522, 530, 540, 580, 636, 696, 783, 795, 870, 954, 1044, 1060, 1080, 1160, 1272, 1305, 1431, 1537, 1566, 1590, 1740, 1908, 2088, 2120, 2385, 2610, 2809, 2862, 3074, 3132, 3180, 3480, 3816, 3915, 4611, 4770, 5220, 5618, 5724, 6148, 6264, 6360, 7155, 7685, 7830, 8427, 9222, 9540, 10440, 11236, 11448, 12296, 13833, 14045, 14310, 15370, 15660, 16854, 18444, 19080, 22472, 23055, 25281, 27666, 28090, 28620, 30740, 31320, 33708, 36888, 41499, 42135, 46110, 50562, 55332, 56180, 57240, 61480, 67416, 69165, 75843, 81461, 82998, 84270, 92220, 101124, 110664, 112360, 126405, 138330, 151686, 162922, 165996, 168540, 184440, 202248, 207495, 244383, 252810, 276660, 303372, 325844, 331992, 337080, 379215, 407305, 414990, 488766, 505620, 553320, 606744, 651688, 733149, 758430, 814610, 829980, 977532, 1011240, 1221915, 1466298, 1516860, 1629220, 1659960, 1955064, 2199447, 2443830, 2932596, 3033720, 3258440, 3665745, 4398894, 4887660, 5865192, 7331490, 8797788, 9775320, 10997235, 14662980, 17595576, 21994470, 29325960, 43988940, 87977880]

約数ペア:

[(1, 87977880), (2, 43988940), (3, 29325960), (4, 21994470), (5, 17595576), (6, 14662980), (8, 10997235), (9, 9775320), (10, 8797788), (12, 7331490), (15, 5865192), (18, 4887660), (20, 4398894), (24, 3665745), (27, 3258440), (29, 3033720), (30, 2932596), (36, 2443830), (40, 2199447), (45, 1955064), (53, 1659960), (54, 1629220), (58, 1516860), (60, 1466298), (72, 1221915), (87, 1011240), (90, 977532), (106, 829980), (108, 814610), (116, 758430), (120, 733149), (135, 651688), (145, 606744), (159, 553320), (174, 505620), (180, 488766), (212, 414990), (216, 407305), (232, 379215), (261, 337080), (265, 331992), (270, 325844), (290, 303372), (318, 276660), (348, 252810), (360, 244383), (424, 207495), (435, 202248), (477, 184440), (522, 168540), (530, 165996), (540, 162922), (580, 151686), (636, 138330), (696, 126405), (783, 112360), (795, 110664), (870, 101124), (954, 92220), (1044, 84270), (1060, 82998), (1080, 81461), (1160, 75843), (1272, 69165), (1305, 67416), (1431, 61480), (1537, 57240), (1566, 56180), (1590, 55332), (1740, 50562), (1908, 46110), (2088, 42135), (2120, 41499), (2385, 36888), (2610, 33708), (2809, 31320), (2862, 30740), (3074, 28620), (3132, 28090), (3180, 27666), (3480, 25281), (3816, 23055), (3915, 22472), (4611, 19080), (4770, 18444), (5220, 16854), (5618, 15660), (5724, 15370), (6148, 14310), (6264, 14045), (6360, 13833), (7155, 12296), (7685, 11448), (7830, 11236), (8427, 10440), (9222, 9540)]