12156727220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{307}}^1\times {\mathrm{16363}}^1$

素因数の和:16701

約数の個数: 72

約数和(自身を含む): 28154065632

約数和(自身を除く): 15997338412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 307, 484, 605, 614, 1210, 1228, 1535, 2420, 3070, 3377, 6140, 6754, 13508, 16363, 16885, 32726, 33770, 37147, 65452, 67540, 74294, 81815, 148588, 163630, 179993, 185735, 327260, 359986, 371470, 719972, 742940, 899965, 1799930, 1979923, 3599860, 3959846, 5023441, 7919692, 9899615, 10046882, 19799230, 20093764, 25117205, 39598460, 50234410, 55257851, 100468820, 110515702, 221031404, 276289255, 552578510, 607836361, 1105157020, 1215672722, 2431345444, 3039181805, 6078363610, 12156727220]

約数ペア:

[(1, 12156727220), (2, 6078363610), (4, 3039181805), (5, 2431345444), (10, 1215672722), (11, 1105157020), (20, 607836361), (22, 552578510), (44, 276289255), (55, 221031404), (110, 110515702), (121, 100468820), (220, 55257851), (242, 50234410), (307, 39598460), (484, 25117205), (605, 20093764), (614, 19799230), (1210, 10046882), (1228, 9899615), (1535, 7919692), (2420, 5023441), (3070, 3959846), (3377, 3599860), (6140, 1979923), (6754, 1799930), (13508, 899965), (16363, 742940), (16885, 719972), (32726, 371470), (33770, 359986), (37147, 327260), (65452, 185735), (67540, 179993), (74294, 163630), (81815, 148588)]