74288720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 160

約数和(自身を含む): 202487040

約数和(自身を除く): 128198320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 41, 44, 55, 58, 71, 80, 82, 88, 110, 116, 142, 145, 164, 176, 205, 220, 232, 284, 290, 319, 328, 355, 410, 440, 451, 464, 568, 580, 638, 656, 710, 781, 820, 880, 902, 1136, 1160, 1189, 1276, 1420, 1562, 1595, 1640, 1804, 2059, 2255, 2320, 2378, 2552, 2840, 2911, 3124, 3190, 3280, 3608, 3905, 4118, 4510, 4756, 5104, 5680, 5822, 5945, 6248, 6380, 7216, 7810, 8236, 9020, 9512, 10295, 11644, 11890, 12496, 12760, 13079, 14555, 15620, 16472, 18040, 19024, 20590, 22649, 23288, 23780, 25520, 26158, 29110, 31240, 32021, 32944, 36080, 41180, 45298, 46576, 47560, 52316, 58220, 62480, 64042, 65395, 82360, 84419, 90596, 95120, 104632, 113245, 116440, 128084, 130790, 160105, 164720, 168838, 181192, 209264, 226490, 232880, 256168, 261580, 320210, 337676, 362384, 422095, 452980, 512336, 523160, 640420, 675352, 844190, 905960, 928609, 1046320, 1280840, 1350704, 1688380, 1811920, 1857218, 2561680, 3376760, 3714436, 4643045, 6753520, 7428872, 9286090, 14857744, 18572180, 37144360, 74288720]

約数ペア:

[(1, 74288720), (2, 37144360), (4, 18572180), (5, 14857744), (8, 9286090), (10, 7428872), (11, 6753520), (16, 4643045), (20, 3714436), (22, 3376760), (29, 2561680), (40, 1857218), (41, 1811920), (44, 1688380), (55, 1350704), (58, 1280840), (71, 1046320), (80, 928609), (82, 905960), (88, 844190), (110, 675352), (116, 640420), (142, 523160), (145, 512336), (164, 452980), (176, 422095), (205, 362384), (220, 337676), (232, 320210), (284, 261580), (290, 256168), (319, 232880), (328, 226490), (355, 209264), (410, 181192), (440, 168838), (451, 164720), (464, 160105), (568, 130790), (580, 128084), (638, 116440), (656, 113245), (710, 104632), (781, 95120), (820, 90596), (880, 84419), (902, 82360), (1136, 65395), (1160, 64042), (1189, 62480), (1276, 58220), (1420, 52316), (1562, 47560), (1595, 46576), (1640, 45298), (1804, 41180), (2059, 36080), (2255, 32944), (2320, 32021), (2378, 31240), (2552, 29110), (2840, 26158), (2911, 25520), (3124, 23780), (3190, 23288), (3280, 22649), (3608, 20590), (3905, 19024), (4118, 18040), (4510, 16472), (4756, 15620), (5104, 14555), (5680, 13079), (5822, 12760), (5945, 12496), (6248, 11890), (6380, 11644), (7216, 10295), (7810, 9512), (8236, 9020)]