89172720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1400

約数の個数: 240

約数和(自身を含む): 368851392

約数和(自身を除く): 279678672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1361, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2722, 2730, 3120, 3276, 3640, 4083, 4095, 4368, 4680, 5040, 5444, 5460, 6552, 6805, 7280, 8166, 8190, 9360, 9527, 10888, 10920, 12249, 13104, 13610, 16332, 16380, 17693, 19054, 20415, 21776, 21840, 24498, 27220, 28581, 32664, 32760, 35386, 38108, 40830, 47635, 48996, 53079, 54440, 57162, 61245, 65328, 65520, 70772, 76216, 81660, 85743, 88465, 95270, 97992, 106158, 108880, 114324, 122490, 123851, 141544, 142905, 152432, 159237, 163320, 171486, 176930, 190540, 195984, 212316, 228648, 244980, 247702, 265395, 283088, 285810, 318474, 326640, 342972, 353860, 371553, 381080, 424632, 428715, 457296, 489960, 495404, 530790, 571620, 619255, 636948, 685944, 707720, 743106, 762160, 796185, 849264, 857430, 979920, 990808, 1061580, 1114659, 1143240, 1238510, 1273896, 1371888, 1415440, 1486212, 1592370, 1714860, 1857765, 1981616, 2123160, 2229318, 2286480, 2477020, 2547792, 2972424, 3184740, 3429720, 3715530, 4246320, 4458636, 4954040, 5573295, 5944848, 6369480, 6859440, 7431060, 8917272, 9908080, 11146590, 12738960, 14862120, 17834544, 22293180, 29724240, 44586360, 89172720]

約数ペア:

[(1, 89172720), (2, 44586360), (3, 29724240), (4, 22293180), (5, 17834544), (6, 14862120), (7, 12738960), (8, 11146590), (9, 9908080), (10, 8917272), (12, 7431060), (13, 6859440), (14, 6369480), (15, 5944848), (16, 5573295), (18, 4954040), (20, 4458636), (21, 4246320), (24, 3715530), (26, 3429720), (28, 3184740), (30, 2972424), (35, 2547792), (36, 2477020), (39, 2286480), (40, 2229318), (42, 2123160), (45, 1981616), (48, 1857765), (52, 1714860), (56, 1592370), (60, 1486212), (63, 1415440), (65, 1371888), (70, 1273896), (72, 1238510), (78, 1143240), (80, 1114659), (84, 1061580), (90, 990808), (91, 979920), (104, 857430), (105, 849264), (112, 796185), (117, 762160), (120, 743106), (126, 707720), (130, 685944), (140, 636948), (144, 619255), (156, 571620), (168, 530790), (180, 495404), (182, 489960), (195, 457296), (208, 428715), (210, 424632), (234, 381080), (240, 371553), (252, 353860), (260, 342972), (273, 326640), (280, 318474), (312, 285810), (315, 283088), (336, 265395), (360, 247702), (364, 244980), (390, 228648), (420, 212316), (455, 195984), (468, 190540), (504, 176930), (520, 171486), (546, 163320), (560, 159237), (585, 152432), (624, 142905), (630, 141544), (720, 123851), (728, 122490), (780, 114324), (819, 108880), (840, 106158), (910, 97992), (936, 95270), (1008, 88465), (1040, 85743), (1092, 81660), (1170, 76216), (1260, 70772), (1361, 65520), (1365, 65328), (1456, 61245), (1560, 57162), (1638, 54440), (1680, 53079), (1820, 48996), (1872, 47635), (2184, 40830), (2340, 38108), (2520, 35386), (2722, 32760), (2730, 32664), (3120, 28581), (3276, 27220), (3640, 24498), (4083, 21840), (4095, 21776), (4368, 20415), (4680, 19054), (5040, 17693), (5444, 16380), (5460, 16332), (6552, 13610), (6805, 13104), (7280, 12249), (8166, 10920), (8190, 10888), (9360, 9527)]