154954120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6577}}^1$

素因数の和:6638

約数の個数: 64

約数和(自身を含む): 378892800

約数和(自身を除く): 223938680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 6577, 11780, 13154, 23560, 26308, 32885, 52616, 65770, 124963, 131540, 203887, 249926, 263080, 407774, 499852, 624815, 815548, 999704, 1019435, 1249630, 1631096, 2038870, 2499260, 3873853, 4077740, 4998520, 7747706, 8155480, 15495412, 19369265, 30990824, 38738530, 77477060, 154954120]

約数ペア:

[(1, 154954120), (2, 77477060), (4, 38738530), (5, 30990824), (8, 19369265), (10, 15495412), (19, 8155480), (20, 7747706), (31, 4998520), (38, 4077740), (40, 3873853), (62, 2499260), (76, 2038870), (95, 1631096), (124, 1249630), (152, 1019435), (155, 999704), (190, 815548), (248, 624815), (310, 499852), (380, 407774), (589, 263080), (620, 249926), (760, 203887), (1178, 131540), (1240, 124963), (2356, 65770), (2945, 52616), (4712, 32885), (5890, 26308), (6577, 23560), (11780, 13154)]