15895020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 47738880

約数和(自身を除く): 31843860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 73, 76, 95, 114, 146, 190, 191, 219, 228, 285, 292, 365, 380, 382, 438, 570, 573, 730, 764, 876, 955, 1095, 1140, 1146, 1387, 1460, 1910, 2190, 2292, 2774, 2865, 3629, 3820, 4161, 4380, 5548, 5730, 6935, 7258, 8322, 10887, 11460, 13870, 13943, 14516, 16644, 18145, 20805, 21774, 27740, 27886, 36290, 41610, 41829, 43548, 54435, 55772, 69715, 72580, 83220, 83658, 108870, 139430, 167316, 209145, 217740, 264917, 278860, 418290, 529834, 794751, 836580, 1059668, 1324585, 1589502, 2649170, 3179004, 3973755, 5298340, 7947510, 15895020]

約数ペア:

[(1, 15895020), (2, 7947510), (3, 5298340), (4, 3973755), (5, 3179004), (6, 2649170), (10, 1589502), (12, 1324585), (15, 1059668), (19, 836580), (20, 794751), (30, 529834), (38, 418290), (57, 278860), (60, 264917), (73, 217740), (76, 209145), (95, 167316), (114, 139430), (146, 108870), (190, 83658), (191, 83220), (219, 72580), (228, 69715), (285, 55772), (292, 54435), (365, 43548), (380, 41829), (382, 41610), (438, 36290), (570, 27886), (573, 27740), (730, 21774), (764, 20805), (876, 18145), (955, 16644), (1095, 14516), (1140, 13943), (1146, 13870), (1387, 11460), (1460, 10887), (1910, 8322), (2190, 7258), (2292, 6935), (2774, 5730), (2865, 5548), (3629, 4380), (3820, 4161)]