20016501480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{354149}}^1$

素因数の和:354323

約数の個数: 96

約数和(自身を含む): 65468169000

約数和(自身を除く): 45451667520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4710, 5652, 6280, 7065, 9420, 11304, 14130, 18840, 28260, 56520, 354149, 708298, 1062447, 1416596, 1770745, 2124894, 2833192, 3187341, 3541490, 4249788, 5312235, 6374682, 7082980, 8499576, 10624470, 12749364, 14165960, 15936705, 21248940, 25498728, 31873410, 42497880, 55601393, 63746820, 111202786, 127493640, 166804179, 222405572, 278006965, 333608358, 444811144, 500412537, 556013930, 667216716, 834020895, 1000825074, 1112027860, 1334433432, 1668041790, 2001650148, 2224055720, 2502062685, 3336083580, 4003300296, 5004125370, 6672167160, 10008250740, 20016501480]

約数ペア:

[(1, 20016501480), (2, 10008250740), (3, 6672167160), (4, 5004125370), (5, 4003300296), (6, 3336083580), (8, 2502062685), (9, 2224055720), (10, 2001650148), (12, 1668041790), (15, 1334433432), (18, 1112027860), (20, 1000825074), (24, 834020895), (30, 667216716), (36, 556013930), (40, 500412537), (45, 444811144), (60, 333608358), (72, 278006965), (90, 222405572), (120, 166804179), (157, 127493640), (180, 111202786), (314, 63746820), (360, 55601393), (471, 42497880), (628, 31873410), (785, 25498728), (942, 21248940), (1256, 15936705), (1413, 14165960), (1570, 12749364), (1884, 10624470), (2355, 8499576), (2826, 7082980), (3140, 6374682), (3768, 5312235), (4710, 4249788), (5652, 3541490), (6280, 3187341), (7065, 2833192), (9420, 2124894), (11304, 1770745), (14130, 1416596), (18840, 1062447), (28260, 708298), (56520, 354149)]