120419720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^2$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 301233600

約数和(自身を除く): 180813880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 83, 92, 95, 115, 152, 166, 184, 190, 230, 332, 380, 415, 437, 460, 664, 760, 830, 874, 920, 1577, 1660, 1748, 1909, 2185, 3154, 3320, 3496, 3818, 4370, 6308, 6889, 7636, 7885, 8740, 9545, 12616, 13778, 15272, 15770, 17480, 19090, 27556, 31540, 34445, 36271, 38180, 55112, 63080, 68890, 72542, 76360, 130891, 137780, 145084, 158447, 181355, 261782, 275560, 290168, 316894, 362710, 523564, 633788, 654455, 725420, 792235, 1047128, 1267576, 1308910, 1450840, 1584470, 2617820, 3010493, 3168940, 5235640, 6020986, 6337880, 12041972, 15052465, 24083944, 30104930, 60209860, 120419720]

約数ペア:

[(1, 120419720), (2, 60209860), (4, 30104930), (5, 24083944), (8, 15052465), (10, 12041972), (19, 6337880), (20, 6020986), (23, 5235640), (38, 3168940), (40, 3010493), (46, 2617820), (76, 1584470), (83, 1450840), (92, 1308910), (95, 1267576), (115, 1047128), (152, 792235), (166, 725420), (184, 654455), (190, 633788), (230, 523564), (332, 362710), (380, 316894), (415, 290168), (437, 275560), (460, 261782), (664, 181355), (760, 158447), (830, 145084), (874, 137780), (920, 130891), (1577, 76360), (1660, 72542), (1748, 68890), (1909, 63080), (2185, 55112), (3154, 38180), (3320, 36271), (3496, 34445), (3818, 31540), (4370, 27556), (6308, 19090), (6889, 17480), (7636, 15770), (7885, 15272), (8740, 13778), (9545, 12616)]