90271440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17911}}^1$

素因数の和:17937

約数の個数: 120

約数和(自身を含む): 346489728

約数和(自身を除く): 256218288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 17911, 35822, 53733, 71644, 89555, 107466, 125377, 143288, 161199, 179110, 214932, 250754, 268665, 286576, 322398, 358220, 376131, 429864, 501508, 537330, 626885, 644796, 716440, 752262, 805995, 859728, 1003016, 1074660, 1128393, 1253770, 1289592, 1432880, 1504524, 1611990, 1880655, 2006032, 2149320, 2256786, 2507540, 2579184, 3009048, 3223980, 3761310, 4298640, 4513572, 5015080, 5641965, 6018096, 6447960, 7522620, 9027144, 10030160, 11283930, 12895920, 15045240, 18054288, 22567860, 30090480, 45135720, 90271440]

約数ペア:

[(1, 90271440), (2, 45135720), (3, 30090480), (4, 22567860), (5, 18054288), (6, 15045240), (7, 12895920), (8, 11283930), (9, 10030160), (10, 9027144), (12, 7522620), (14, 6447960), (15, 6018096), (16, 5641965), (18, 5015080), (20, 4513572), (21, 4298640), (24, 3761310), (28, 3223980), (30, 3009048), (35, 2579184), (36, 2507540), (40, 2256786), (42, 2149320), (45, 2006032), (48, 1880655), (56, 1611990), (60, 1504524), (63, 1432880), (70, 1289592), (72, 1253770), (80, 1128393), (84, 1074660), (90, 1003016), (105, 859728), (112, 805995), (120, 752262), (126, 716440), (140, 644796), (144, 626885), (168, 537330), (180, 501508), (210, 429864), (240, 376131), (252, 358220), (280, 322398), (315, 286576), (336, 268665), (360, 250754), (420, 214932), (504, 179110), (560, 161199), (630, 143288), (720, 125377), (840, 107466), (1008, 89555), (1260, 71644), (1680, 53733), (2520, 35822), (5040, 17911)]