71841840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 240

約数和(自身を含む): 267170400

約数和(自身を除く): 195328560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 49, 56, 60, 70, 80, 82, 84, 98, 105, 112, 120, 123, 140, 147, 149, 164, 168, 196, 205, 210, 240, 245, 246, 280, 287, 294, 298, 328, 336, 392, 410, 420, 447, 490, 492, 560, 574, 588, 596, 615, 656, 735, 745, 784, 820, 840, 861, 894, 980, 984, 1043, 1148, 1176, 1192, 1230, 1435, 1470, 1490, 1640, 1680, 1722, 1788, 1960, 1968, 2009, 2086, 2235, 2296, 2352, 2384, 2460, 2870, 2940, 2980, 3129, 3280, 3444, 3576, 3920, 4018, 4172, 4305, 4470, 4592, 4920, 5215, 5740, 5880, 5960, 6027, 6109, 6258, 6888, 7152, 7301, 8036, 8344, 8610, 8940, 9840, 10045, 10430, 11480, 11760, 11920, 12054, 12218, 12516, 13776, 14602, 15645, 16072, 16688, 17220, 17880, 18327, 20090, 20860, 21903, 22960, 24108, 24436, 25032, 29204, 30135, 30545, 31290, 32144, 34440, 35760, 36505, 36654, 40180, 41720, 42763, 43806, 48216, 48872, 50064, 58408, 60270, 61090, 62580, 68880, 73010, 73308, 80360, 83440, 85526, 87612, 91635, 96432, 97744, 109515, 116816, 120540, 122180, 125160, 128289, 146020, 146616, 160720, 171052, 175224, 183270, 213815, 219030, 241080, 244360, 250320, 256578, 292040, 293232, 299341, 342104, 350448, 366540, 427630, 438060, 482160, 488720, 513156, 584080, 598682, 641445, 684208, 733080, 855260, 876120, 898023, 1026312, 1197364, 1282890, 1466160, 1496705, 1710520, 1752240, 1796046, 2052624, 2394728, 2565780, 2993410, 3421040, 3592092, 4490115, 4789456, 5131560, 5986820, 7184184, 8980230, 10263120, 11973640, 14368368, 17960460, 23947280, 35920920, 71841840]

約数ペア:

[(1, 71841840), (2, 35920920), (3, 23947280), (4, 17960460), (5, 14368368), (6, 11973640), (7, 10263120), (8, 8980230), (10, 7184184), (12, 5986820), (14, 5131560), (15, 4789456), (16, 4490115), (20, 3592092), (21, 3421040), (24, 2993410), (28, 2565780), (30, 2394728), (35, 2052624), (40, 1796046), (41, 1752240), (42, 1710520), (48, 1496705), (49, 1466160), (56, 1282890), (60, 1197364), (70, 1026312), (80, 898023), (82, 876120), (84, 855260), (98, 733080), (105, 684208), (112, 641445), (120, 598682), (123, 584080), (140, 513156), (147, 488720), (149, 482160), (164, 438060), (168, 427630), (196, 366540), (205, 350448), (210, 342104), (240, 299341), (245, 293232), (246, 292040), (280, 256578), (287, 250320), (294, 244360), (298, 241080), (328, 219030), (336, 213815), (392, 183270), (410, 175224), (420, 171052), (447, 160720), (490, 146616), (492, 146020), (560, 128289), (574, 125160), (588, 122180), (596, 120540), (615, 116816), (656, 109515), (735, 97744), (745, 96432), (784, 91635), (820, 87612), (840, 85526), (861, 83440), (894, 80360), (980, 73308), (984, 73010), (1043, 68880), (1148, 62580), (1176, 61090), (1192, 60270), (1230, 58408), (1435, 50064), (1470, 48872), (1490, 48216), (1640, 43806), (1680, 42763), (1722, 41720), (1788, 40180), (1960, 36654), (1968, 36505), (2009, 35760), (2086, 34440), (2235, 32144), (2296, 31290), (2352, 30545), (2384, 30135), (2460, 29204), (2870, 25032), (2940, 24436), (2980, 24108), (3129, 22960), (3280, 21903), (3444, 20860), (3576, 20090), (3920, 18327), (4018, 17880), (4172, 17220), (4305, 16688), (4470, 16072), (4592, 15645), (4920, 14602), (5215, 13776), (5740, 12516), (5880, 12218), (5960, 12054), (6027, 11920), (6109, 11760), (6258, 11480), (6888, 10430), (7152, 10045), (7301, 9840), (8036, 8940), (8344, 8610)]