72317940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19759}}^1$

素因数の和:19832

約数の個数: 48

約数和(自身を含む): 205820160

約数和(自身を除く): 133502220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 19759, 39518, 59277, 79036, 98795, 118554, 197590, 237108, 296385, 395180, 592770, 1185540, 1205299, 2410598, 3615897, 4821196, 6026495, 7231794, 12052990, 14463588, 18079485, 24105980, 36158970, 72317940]

約数ペア:

[(1, 72317940), (2, 36158970), (3, 24105980), (4, 18079485), (5, 14463588), (6, 12052990), (10, 7231794), (12, 6026495), (15, 4821196), (20, 3615897), (30, 2410598), (60, 1205299), (61, 1185540), (122, 592770), (183, 395180), (244, 296385), (305, 237108), (366, 197590), (610, 118554), (732, 98795), (915, 79036), (1220, 59277), (1830, 39518), (3660, 19759)]