38412720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1771

約数の個数: 120

約数和(自身を含む): 133241472

約数和(自身を除く): 94828752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1721, 1860, 2232, 2480, 2790, 3442, 3720, 4464, 5163, 5580, 6884, 7440, 8605, 10326, 11160, 13768, 15489, 17210, 20652, 22320, 25815, 27536, 30978, 34420, 41304, 51630, 53351, 61956, 68840, 77445, 82608, 103260, 106702, 123912, 137680, 154890, 160053, 206520, 213404, 247824, 266755, 309780, 320106, 413040, 426808, 480159, 533510, 619560, 640212, 800265, 853616, 960318, 1067020, 1239120, 1280424, 1600530, 1920636, 2134040, 2400795, 2560848, 3201060, 3841272, 4268080, 4801590, 6402120, 7682544, 9603180, 12804240, 19206360, 38412720]

約数ペア:

[(1, 38412720), (2, 19206360), (3, 12804240), (4, 9603180), (5, 7682544), (6, 6402120), (8, 4801590), (9, 4268080), (10, 3841272), (12, 3201060), (15, 2560848), (16, 2400795), (18, 2134040), (20, 1920636), (24, 1600530), (30, 1280424), (31, 1239120), (36, 1067020), (40, 960318), (45, 853616), (48, 800265), (60, 640212), (62, 619560), (72, 533510), (80, 480159), (90, 426808), (93, 413040), (120, 320106), (124, 309780), (144, 266755), (155, 247824), (180, 213404), (186, 206520), (240, 160053), (248, 154890), (279, 137680), (310, 123912), (360, 106702), (372, 103260), (465, 82608), (496, 77445), (558, 68840), (620, 61956), (720, 53351), (744, 51630), (930, 41304), (1116, 34420), (1240, 30978), (1395, 27536), (1488, 25815), (1721, 22320), (1860, 20652), (2232, 17210), (2480, 15489), (2790, 13768), (3442, 11160), (3720, 10326), (4464, 8605), (5163, 7440), (5580, 6884)]