123284340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40289}}^1$

素因数の和:40321

約数の個数: 72

約数和(自身を含む): 395970120

約数和(自身を除く): 272685780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 40289, 80578, 120867, 161156, 201445, 241734, 362601, 402890, 483468, 604335, 684913, 725202, 805780, 1208670, 1369826, 1450404, 1813005, 2054739, 2417340, 2739652, 3424565, 3626010, 4109478, 6164217, 6849130, 7252020, 8218956, 10273695, 12328434, 13698260, 20547390, 24656868, 30821085, 41094780, 61642170, 123284340]

約数ペア:

[(1, 123284340), (2, 61642170), (3, 41094780), (4, 30821085), (5, 24656868), (6, 20547390), (9, 13698260), (10, 12328434), (12, 10273695), (15, 8218956), (17, 7252020), (18, 6849130), (20, 6164217), (30, 4109478), (34, 3626010), (36, 3424565), (45, 2739652), (51, 2417340), (60, 2054739), (68, 1813005), (85, 1450404), (90, 1369826), (102, 1208670), (153, 805780), (170, 725202), (180, 684913), (204, 604335), (255, 483468), (306, 402890), (340, 362601), (510, 241734), (612, 201445), (765, 161156), (1020, 120867), (1530, 80578), (3060, 40289)]