30347560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 72993600

約数和(自身を除く): 42646040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 547, 584, 730, 760, 1094, 1387, 1460, 2188, 2735, 2774, 2920, 4376, 5470, 5548, 6935, 10393, 10940, 11096, 13870, 20786, 21880, 27740, 39931, 41572, 51965, 55480, 79862, 83144, 103930, 159724, 199655, 207860, 319448, 399310, 415720, 758689, 798620, 1517378, 1597240, 3034756, 3793445, 6069512, 7586890, 15173780, 30347560]

約数ペア:

[(1, 30347560), (2, 15173780), (4, 7586890), (5, 6069512), (8, 3793445), (10, 3034756), (19, 1597240), (20, 1517378), (38, 798620), (40, 758689), (73, 415720), (76, 399310), (95, 319448), (146, 207860), (152, 199655), (190, 159724), (292, 103930), (365, 83144), (380, 79862), (547, 55480), (584, 51965), (730, 41572), (760, 39931), (1094, 27740), (1387, 21880), (1460, 20786), (2188, 13870), (2735, 11096), (2774, 10940), (2920, 10393), (4376, 6935), (5470, 5548)]