68639880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{33647}}^1$

素因数の和:33678

約数の個数: 64

約数和(自身を含む): 218039040

約数和(自身を除く): 149399160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 33647, 67294, 100941, 134588, 168235, 201882, 269176, 336470, 403764, 504705, 571999, 672940, 807528, 1009410, 1143998, 1345880, 1715997, 2018820, 2287996, 2859995, 3431994, 4037640, 4575992, 5719990, 6863988, 8579985, 11439980, 13727976, 17159970, 22879960, 34319940, 68639880]

約数ペア:

[(1, 68639880), (2, 34319940), (3, 22879960), (4, 17159970), (5, 13727976), (6, 11439980), (8, 8579985), (10, 6863988), (12, 5719990), (15, 4575992), (17, 4037640), (20, 3431994), (24, 2859995), (30, 2287996), (34, 2018820), (40, 1715997), (51, 1345880), (60, 1143998), (68, 1009410), (85, 807528), (102, 672940), (120, 571999), (136, 504705), (170, 403764), (204, 336470), (255, 269176), (340, 201882), (408, 168235), (510, 134588), (680, 100941), (1020, 67294), (2040, 33647)]