127976420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1543}}^1$

素因数の和:1605

約数の個数: 96

約数和(自身を含む): 326833920

約数和(自身を除く): 198857500

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 44, 52, 55, 58, 65, 110, 116, 130, 143, 145, 220, 260, 286, 290, 319, 377, 572, 580, 638, 715, 754, 1276, 1430, 1508, 1543, 1595, 1885, 2860, 3086, 3190, 3770, 4147, 6172, 6380, 7540, 7715, 8294, 15430, 16588, 16973, 20059, 20735, 30860, 33946, 40118, 41470, 44747, 67892, 80236, 82940, 84865, 89494, 100295, 169730, 178988, 200590, 220649, 223735, 339460, 401180, 441298, 447470, 492217, 581711, 882596, 894940, 984434, 1103245, 1163422, 1968868, 2206490, 2326844, 2461085, 2908555, 4412980, 4922170, 5817110, 6398821, 9844340, 11634220, 12797642, 25595284, 31994105, 63988210, 127976420]

約数ペア:

[(1, 127976420), (2, 63988210), (4, 31994105), (5, 25595284), (10, 12797642), (11, 11634220), (13, 9844340), (20, 6398821), (22, 5817110), (26, 4922170), (29, 4412980), (44, 2908555), (52, 2461085), (55, 2326844), (58, 2206490), (65, 1968868), (110, 1163422), (116, 1103245), (130, 984434), (143, 894940), (145, 882596), (220, 581711), (260, 492217), (286, 447470), (290, 441298), (319, 401180), (377, 339460), (572, 223735), (580, 220649), (638, 200590), (715, 178988), (754, 169730), (1276, 100295), (1430, 89494), (1508, 84865), (1543, 82940), (1595, 80236), (1885, 67892), (2860, 44747), (3086, 41470), (3190, 40118), (3770, 33946), (4147, 30860), (6172, 20735), (6380, 20059), (7540, 16973), (7715, 16588), (8294, 15430)]