38451840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{2861}}^1$

素因数の和:2890

約数の個数: 128

約数和(自身を含む): 140123520

約数和(自身を除く): 101671680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 2861, 3360, 4480, 5722, 6720, 8583, 11444, 13440, 14305, 17166, 20027, 22888, 28610, 34332, 40054, 42915, 45776, 57220, 60081, 68664, 80108, 85830, 91552, 100135, 114440, 120162, 137328, 160216, 171660, 183104, 200270, 228880, 240324, 274656, 300405, 320432, 343320, 366208, 400540, 457760, 480648, 549312, 600810, 640864, 686640, 801080, 915520, 961296, 1098624, 1201620, 1281728, 1373280, 1602160, 1831040, 1922592, 2403240, 2563456, 2746560, 3204320, 3845184, 4806480, 5493120, 6408640, 7690368, 9612960, 12817280, 19225920, 38451840]

約数ペア:

[(1, 38451840), (2, 19225920), (3, 12817280), (4, 9612960), (5, 7690368), (6, 6408640), (7, 5493120), (8, 4806480), (10, 3845184), (12, 3204320), (14, 2746560), (15, 2563456), (16, 2403240), (20, 1922592), (21, 1831040), (24, 1602160), (28, 1373280), (30, 1281728), (32, 1201620), (35, 1098624), (40, 961296), (42, 915520), (48, 801080), (56, 686640), (60, 640864), (64, 600810), (70, 549312), (80, 480648), (84, 457760), (96, 400540), (105, 366208), (112, 343320), (120, 320432), (128, 300405), (140, 274656), (160, 240324), (168, 228880), (192, 200270), (210, 183104), (224, 171660), (240, 160216), (280, 137328), (320, 120162), (336, 114440), (384, 100135), (420, 91552), (448, 85830), (480, 80108), (560, 68664), (640, 60081), (672, 57220), (840, 45776), (896, 42915), (960, 40054), (1120, 34332), (1344, 28610), (1680, 22888), (1920, 20027), (2240, 17166), (2688, 14305), (2861, 13440), (3360, 11444), (4480, 8583), (5722, 6720)]