128861676

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1087}}^1$

素因数の和:1223

約数の個数: 72

約数和(自身を含む): 338607360

約数和(自身を除く): 209745684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 89, 111, 148, 178, 222, 267, 333, 356, 444, 534, 666, 801, 1068, 1087, 1332, 1602, 2174, 3204, 3261, 3293, 4348, 6522, 6586, 9783, 9879, 13044, 13172, 19566, 19758, 29637, 39132, 39516, 40219, 59274, 80438, 96743, 118548, 120657, 160876, 193486, 241314, 290229, 361971, 386972, 482628, 580458, 723942, 870687, 1160916, 1447884, 1741374, 3482748, 3579491, 7158982, 10738473, 14317964, 21476946, 32215419, 42953892, 64430838, 128861676]

約数ペア:

[(1, 128861676), (2, 64430838), (3, 42953892), (4, 32215419), (6, 21476946), (9, 14317964), (12, 10738473), (18, 7158982), (36, 3579491), (37, 3482748), (74, 1741374), (89, 1447884), (111, 1160916), (148, 870687), (178, 723942), (222, 580458), (267, 482628), (333, 386972), (356, 361971), (444, 290229), (534, 241314), (666, 193486), (801, 160876), (1068, 120657), (1087, 118548), (1332, 96743), (1602, 80438), (2174, 59274), (3204, 40219), (3261, 39516), (3293, 39132), (4348, 29637), (6522, 19758), (6586, 19566), (9783, 13172), (9879, 13044)]