80922380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 226836288

約数和(自身を除く): 145913908

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 121, 140, 154, 170, 187, 220, 238, 242, 281, 308, 340, 374, 385, 476, 484, 562, 595, 605, 748, 770, 847, 935, 1124, 1190, 1210, 1309, 1405, 1540, 1694, 1870, 1967, 2057, 2380, 2420, 2618, 2810, 3091, 3388, 3740, 3934, 4114, 4235, 4777, 5236, 5620, 6182, 6545, 7868, 8228, 8470, 9554, 9835, 10285, 12364, 13090, 14399, 15455, 16940, 19108, 19670, 20570, 21637, 23885, 26180, 28798, 30910, 33439, 34001, 39340, 41140, 43274, 47770, 52547, 57596, 61820, 66878, 68002, 71995, 86548, 95540, 105094, 108185, 133756, 136004, 143990, 167195, 170005, 210188, 216370, 238007, 262735, 287980, 334390, 340010, 367829, 432740, 476014, 525470, 578017, 668780, 680020, 735658, 952028, 1050940, 1156034, 1190035, 1471316, 1839145, 2312068, 2380070, 2890085, 3678290, 4046119, 4760140, 5780170, 7356580, 8092238, 11560340, 16184476, 20230595, 40461190, 80922380]

約数ペア:

[(1, 80922380), (2, 40461190), (4, 20230595), (5, 16184476), (7, 11560340), (10, 8092238), (11, 7356580), (14, 5780170), (17, 4760140), (20, 4046119), (22, 3678290), (28, 2890085), (34, 2380070), (35, 2312068), (44, 1839145), (55, 1471316), (68, 1190035), (70, 1156034), (77, 1050940), (85, 952028), (110, 735658), (119, 680020), (121, 668780), (140, 578017), (154, 525470), (170, 476014), (187, 432740), (220, 367829), (238, 340010), (242, 334390), (281, 287980), (308, 262735), (340, 238007), (374, 216370), (385, 210188), (476, 170005), (484, 167195), (562, 143990), (595, 136004), (605, 133756), (748, 108185), (770, 105094), (847, 95540), (935, 86548), (1124, 71995), (1190, 68002), (1210, 66878), (1309, 61820), (1405, 57596), (1540, 52547), (1694, 47770), (1870, 43274), (1967, 41140), (2057, 39340), (2380, 34001), (2420, 33439), (2618, 30910), (2810, 28798), (3091, 26180), (3388, 23885), (3740, 21637), (3934, 20570), (4114, 19670), (4235, 19108), (4777, 16940), (5236, 15455), (5620, 14399), (6182, 13090), (6545, 12364), (7868, 10285), (8228, 9835), (8470, 9554)]