68510340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{439}}^1$

素因数の和:491

約数の個数: 144

約数和(自身を含む): 226934400

約数和(自身を除く): 158424060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 289, 306, 340, 439, 459, 510, 540, 578, 612, 765, 867, 878, 918, 1020, 1156, 1317, 1445, 1530, 1734, 1756, 1836, 2195, 2295, 2601, 2634, 2890, 3060, 3468, 3951, 4335, 4390, 4590, 5202, 5268, 5780, 6585, 7463, 7803, 7902, 8670, 8780, 9180, 10404, 11853, 13005, 13170, 14926, 15606, 15804, 17340, 19755, 22389, 23706, 26010, 26340, 29852, 31212, 37315, 39015, 39510, 44778, 47412, 52020, 59265, 67167, 74630, 78030, 79020, 89556, 111945, 118530, 126871, 134334, 149260, 156060, 201501, 223890, 237060, 253742, 268668, 335835, 380613, 403002, 447780, 507484, 634355, 671670, 761226, 806004, 1007505, 1141839, 1268710, 1343340, 1522452, 1903065, 2015010, 2283678, 2537420, 3425517, 3806130, 4030020, 4567356, 5709195, 6851034, 7612260, 11418390, 13702068, 17127585, 22836780, 34255170, 68510340]

約数ペア:

[(1, 68510340), (2, 34255170), (3, 22836780), (4, 17127585), (5, 13702068), (6, 11418390), (9, 7612260), (10, 6851034), (12, 5709195), (15, 4567356), (17, 4030020), (18, 3806130), (20, 3425517), (27, 2537420), (30, 2283678), (34, 2015010), (36, 1903065), (45, 1522452), (51, 1343340), (54, 1268710), (60, 1141839), (68, 1007505), (85, 806004), (90, 761226), (102, 671670), (108, 634355), (135, 507484), (153, 447780), (170, 403002), (180, 380613), (204, 335835), (255, 268668), (270, 253742), (289, 237060), (306, 223890), (340, 201501), (439, 156060), (459, 149260), (510, 134334), (540, 126871), (578, 118530), (612, 111945), (765, 89556), (867, 79020), (878, 78030), (918, 74630), (1020, 67167), (1156, 59265), (1317, 52020), (1445, 47412), (1530, 44778), (1734, 39510), (1756, 39015), (1836, 37315), (2195, 31212), (2295, 29852), (2601, 26340), (2634, 26010), (2890, 23706), (3060, 22389), (3468, 19755), (3951, 17340), (4335, 15804), (4390, 15606), (4590, 14926), (5202, 13170), (5268, 13005), (5780, 11853), (6585, 10404), (7463, 9180), (7803, 8780), (7902, 8670)]