15665880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6871}}^1$

素因数の和:6904

約数の個数: 64

約数和(自身を含む): 49478400

約数和(自身を除く): 33812520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 6871, 13742, 20613, 27484, 34355, 41226, 54968, 68710, 82452, 103065, 130549, 137420, 164904, 206130, 261098, 274840, 391647, 412260, 522196, 652745, 783294, 824520, 1044392, 1305490, 1566588, 1958235, 2610980, 3133176, 3916470, 5221960, 7832940, 15665880]

約数ペア:

[(1, 15665880), (2, 7832940), (3, 5221960), (4, 3916470), (5, 3133176), (6, 2610980), (8, 1958235), (10, 1566588), (12, 1305490), (15, 1044392), (19, 824520), (20, 783294), (24, 652745), (30, 522196), (38, 412260), (40, 391647), (57, 274840), (60, 261098), (76, 206130), (95, 164904), (114, 137420), (120, 130549), (152, 103065), (190, 82452), (228, 68710), (285, 54968), (380, 41226), (456, 34355), (570, 27484), (760, 20613), (1140, 13742), (2280, 6871)]