31676820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:597

約数の個数: 96

約数和(自身を含む): 102144000

約数和(自身を除く): 70467180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 379, 398, 420, 597, 758, 796, 995, 1137, 1194, 1393, 1516, 1895, 1990, 2274, 2388, 2653, 2786, 2985, 3790, 3980, 4179, 4548, 5306, 5572, 5685, 5970, 6965, 7580, 7959, 8358, 10612, 11370, 11940, 13265, 13930, 15918, 16716, 20895, 22740, 26530, 27860, 31836, 39795, 41790, 53060, 75421, 79590, 83580, 150842, 159180, 226263, 301684, 377105, 452526, 527947, 754210, 905052, 1055894, 1131315, 1508420, 1583841, 2111788, 2262630, 2639735, 3167682, 4525260, 5279470, 6335364, 7919205, 10558940, 15838410, 31676820]

約数ペア:

[(1, 31676820), (2, 15838410), (3, 10558940), (4, 7919205), (5, 6335364), (6, 5279470), (7, 4525260), (10, 3167682), (12, 2639735), (14, 2262630), (15, 2111788), (20, 1583841), (21, 1508420), (28, 1131315), (30, 1055894), (35, 905052), (42, 754210), (60, 527947), (70, 452526), (84, 377105), (105, 301684), (140, 226263), (199, 159180), (210, 150842), (379, 83580), (398, 79590), (420, 75421), (597, 53060), (758, 41790), (796, 39795), (995, 31836), (1137, 27860), (1194, 26530), (1393, 22740), (1516, 20895), (1895, 16716), (1990, 15918), (2274, 13930), (2388, 13265), (2653, 11940), (2786, 11370), (2985, 10612), (3790, 8358), (3980, 7959), (4179, 7580), (4548, 6965), (5306, 5970), (5572, 5685)]