67335620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 165110400

約数和(自身を除く): 97774780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 89, 95, 110, 178, 181, 190, 209, 220, 356, 362, 380, 418, 445, 724, 836, 890, 905, 979, 1045, 1691, 1780, 1810, 1958, 1991, 2090, 3382, 3439, 3620, 3916, 3982, 4180, 4895, 6764, 6878, 7964, 8455, 9790, 9955, 13756, 16109, 16910, 17195, 18601, 19580, 19910, 32218, 33820, 34390, 37202, 37829, 39820, 64436, 68780, 74404, 75658, 80545, 93005, 151316, 161090, 177199, 186010, 189145, 306071, 322180, 354398, 372020, 378290, 612142, 708796, 756580, 885995, 1224284, 1530355, 1771990, 3060710, 3366781, 3543980, 6121420, 6733562, 13467124, 16833905, 33667810, 67335620]

約数ペア:

[(1, 67335620), (2, 33667810), (4, 16833905), (5, 13467124), (10, 6733562), (11, 6121420), (19, 3543980), (20, 3366781), (22, 3060710), (38, 1771990), (44, 1530355), (55, 1224284), (76, 885995), (89, 756580), (95, 708796), (110, 612142), (178, 378290), (181, 372020), (190, 354398), (209, 322180), (220, 306071), (356, 189145), (362, 186010), (380, 177199), (418, 161090), (445, 151316), (724, 93005), (836, 80545), (890, 75658), (905, 74404), (979, 68780), (1045, 64436), (1691, 39820), (1780, 37829), (1810, 37202), (1958, 34390), (1991, 33820), (2090, 32218), (3382, 19910), (3439, 19580), (3620, 18601), (3916, 17195), (3982, 16910), (4180, 16109), (4895, 13756), (6764, 9955), (6878, 9790), (7964, 8455)]