90872160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{197}}^1$

素因数の和:277

約数の個数: 144

約数和(自身を含む): 297280368

約数和(自身を除く): 206408208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 197, 240, 248, 310, 372, 394, 465, 480, 496, 591, 620, 744, 788, 930, 961, 985, 992, 1182, 1240, 1488, 1576, 1860, 1922, 1970, 2364, 2480, 2883, 2955, 2976, 3152, 3720, 3844, 3940, 4728, 4805, 4960, 5766, 5910, 6107, 6304, 7440, 7688, 7880, 9456, 9610, 11532, 11820, 12214, 14415, 14880, 15376, 15760, 18321, 18912, 19220, 23064, 23640, 24428, 28830, 30535, 30752, 31520, 36642, 38440, 46128, 47280, 48856, 57660, 61070, 73284, 76880, 91605, 92256, 94560, 97712, 115320, 122140, 146568, 153760, 183210, 189317, 195424, 230640, 244280, 293136, 366420, 378634, 461280, 488560, 567951, 586272, 732840, 757268, 946585, 977120, 1135902, 1465680, 1514536, 1893170, 2271804, 2839755, 2931360, 3029072, 3786340, 4543608, 5679510, 6058144, 7572680, 9087216, 11359020, 15145360, 18174432, 22718040, 30290720, 45436080, 90872160]

約数ペア:

[(1, 90872160), (2, 45436080), (3, 30290720), (4, 22718040), (5, 18174432), (6, 15145360), (8, 11359020), (10, 9087216), (12, 7572680), (15, 6058144), (16, 5679510), (20, 4543608), (24, 3786340), (30, 3029072), (31, 2931360), (32, 2839755), (40, 2271804), (48, 1893170), (60, 1514536), (62, 1465680), (80, 1135902), (93, 977120), (96, 946585), (120, 757268), (124, 732840), (155, 586272), (160, 567951), (186, 488560), (197, 461280), (240, 378634), (248, 366420), (310, 293136), (372, 244280), (394, 230640), (465, 195424), (480, 189317), (496, 183210), (591, 153760), (620, 146568), (744, 122140), (788, 115320), (930, 97712), (961, 94560), (985, 92256), (992, 91605), (1182, 76880), (1240, 73284), (1488, 61070), (1576, 57660), (1860, 48856), (1922, 47280), (1970, 46128), (2364, 38440), (2480, 36642), (2883, 31520), (2955, 30752), (2976, 30535), (3152, 28830), (3720, 24428), (3844, 23640), (3940, 23064), (4728, 19220), (4805, 18912), (4960, 18321), (5766, 15760), (5910, 15376), (6107, 14880), (6304, 14415), (7440, 12214), (7688, 11820), (7880, 11532), (9456, 9610)]