16691880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7321}}^1$

素因数の和:7354

約数の個数: 64

約数和(自身を含む): 52718400

約数和(自身を除く): 36026520

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, 7321, 14642, 21963, 29284, 36605, 43926, 58568, 73210, 87852, 109815, 139099, 146420, 175704, 219630, 278198, 292840, 417297, 439260, 556396, 695495, 834594, 878520, 1112792, 1390990, 1669188, 2086485, 2781980, 3338376, 4172970, 5563960, 8345940, 16691880]

約数ペア:

[(1, 16691880), (2, 8345940), (3, 5563960), (4, 4172970), (5, 3338376), (6, 2781980), (8, 2086485), (10, 1669188), (12, 1390990), (15, 1112792), (19, 878520), (20, 834594), (24, 695495), (30, 556396), (38, 439260), (40, 417297), (57, 292840), (60, 278198), (76, 219630), (95, 175704), (114, 146420), (120, 139099), (152, 109815), (190, 87852), (228, 73210), (285, 58568), (380, 43926), (456, 36605), (570, 29284), (760, 21963), (1140, 14642), (2280, 7321)]