68893520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{283}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 171149760

約数和(自身を除く): 102256240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 179, 272, 283, 340, 358, 566, 680, 716, 895, 1132, 1360, 1415, 1432, 1790, 2264, 2830, 2864, 3043, 3580, 4528, 4811, 5660, 6086, 7160, 9622, 11320, 12172, 14320, 15215, 19244, 22640, 24055, 24344, 30430, 38488, 48110, 48688, 50657, 60860, 76976, 96220, 101314, 121720, 192440, 202628, 243440, 253285, 384880, 405256, 506570, 810512, 861169, 1013140, 1722338, 2026280, 3444676, 4052560, 4305845, 6889352, 8611690, 13778704, 17223380, 34446760, 68893520]

約数ペア:

[(1, 68893520), (2, 34446760), (4, 17223380), (5, 13778704), (8, 8611690), (10, 6889352), (16, 4305845), (17, 4052560), (20, 3444676), (34, 2026280), (40, 1722338), (68, 1013140), (80, 861169), (85, 810512), (136, 506570), (170, 405256), (179, 384880), (272, 253285), (283, 243440), (340, 202628), (358, 192440), (566, 121720), (680, 101314), (716, 96220), (895, 76976), (1132, 60860), (1360, 50657), (1415, 48688), (1432, 48110), (1790, 38488), (2264, 30430), (2830, 24344), (2864, 24055), (3043, 22640), (3580, 19244), (4528, 15215), (4811, 14320), (5660, 12172), (6086, 11320), (7160, 9622)]