68718420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1321}}^1$

素因数の和:1370

約数の個数: 108

約数和(自身を含む): 221596284

約数和(自身を除く): 152877864

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, 289, 306, 340, 510, 578, 612, 765, 867, 1020, 1156, 1321, 1445, 1530, 1734, 2601, 2642, 2890, 3060, 3468, 3963, 4335, 5202, 5284, 5780, 6605, 7926, 8670, 10404, 11889, 13005, 13210, 15852, 17340, 19815, 22457, 23778, 26010, 26420, 39630, 44914, 47556, 52020, 59445, 67371, 79260, 89828, 112285, 118890, 134742, 202113, 224570, 237780, 269484, 336855, 381769, 404226, 449140, 673710, 763538, 808452, 1010565, 1145307, 1347420, 1527076, 1908845, 2021130, 2290614, 3435921, 3817690, 4042260, 4581228, 5726535, 6871842, 7635380, 11453070, 13743684, 17179605, 22906140, 34359210, 68718420]

約数ペア:

[(1, 68718420), (2, 34359210), (3, 22906140), (4, 17179605), (5, 13743684), (6, 11453070), (9, 7635380), (10, 6871842), (12, 5726535), (15, 4581228), (17, 4042260), (18, 3817690), (20, 3435921), (30, 2290614), (34, 2021130), (36, 1908845), (45, 1527076), (51, 1347420), (60, 1145307), (68, 1010565), (85, 808452), (90, 763538), (102, 673710), (153, 449140), (170, 404226), (180, 381769), (204, 336855), (255, 269484), (289, 237780), (306, 224570), (340, 202113), (510, 134742), (578, 118890), (612, 112285), (765, 89828), (867, 79260), (1020, 67371), (1156, 59445), (1321, 52020), (1445, 47556), (1530, 44914), (1734, 39630), (2601, 26420), (2642, 26010), (2890, 23778), (3060, 22457), (3468, 19815), (3963, 17340), (4335, 15852), (5202, 13210), (5284, 13005), (5780, 11889), (6605, 10404), (7926, 8670)]