208176160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:159

約数の個数: 144

約数和(自身を含む): 546013440

約数和(自身を除く): 337837280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 47, 62, 76, 80, 94, 95, 124, 152, 155, 160, 188, 190, 235, 248, 304, 310, 376, 380, 470, 496, 589, 608, 620, 752, 760, 893, 940, 992, 1178, 1240, 1457, 1504, 1520, 1786, 1880, 2209, 2356, 2480, 2914, 2945, 3040, 3572, 3760, 4418, 4465, 4712, 4960, 5828, 5890, 7144, 7285, 7520, 8836, 8930, 9424, 11045, 11656, 11780, 14288, 14570, 17672, 17860, 18848, 22090, 23312, 23560, 27683, 28576, 29140, 35344, 35720, 41971, 44180, 46624, 47120, 55366, 58280, 68479, 70688, 71440, 83942, 88360, 94240, 110732, 116560, 136958, 138415, 142880, 167884, 176720, 209855, 221464, 233120, 273916, 276830, 335768, 342395, 353440, 419710, 442928, 547832, 553660, 671536, 684790, 839420, 885856, 1095664, 1107320, 1301101, 1343072, 1369580, 1678840, 2191328, 2214640, 2602202, 2739160, 3357680, 4429280, 5204404, 5478320, 6505505, 6715360, 10408808, 10956640, 13011010, 20817616, 26022020, 41635232, 52044040, 104088080, 208176160]

約数ペア:

[(1, 208176160), (2, 104088080), (4, 52044040), (5, 41635232), (8, 26022020), (10, 20817616), (16, 13011010), (19, 10956640), (20, 10408808), (31, 6715360), (32, 6505505), (38, 5478320), (40, 5204404), (47, 4429280), (62, 3357680), (76, 2739160), (80, 2602202), (94, 2214640), (95, 2191328), (124, 1678840), (152, 1369580), (155, 1343072), (160, 1301101), (188, 1107320), (190, 1095664), (235, 885856), (248, 839420), (304, 684790), (310, 671536), (376, 553660), (380, 547832), (470, 442928), (496, 419710), (589, 353440), (608, 342395), (620, 335768), (752, 276830), (760, 273916), (893, 233120), (940, 221464), (992, 209855), (1178, 176720), (1240, 167884), (1457, 142880), (1504, 138415), (1520, 136958), (1786, 116560), (1880, 110732), (2209, 94240), (2356, 88360), (2480, 83942), (2914, 71440), (2945, 70688), (3040, 68479), (3572, 58280), (3760, 55366), (4418, 47120), (4465, 46624), (4712, 44180), (4960, 41971), (5828, 35720), (5890, 35344), (7144, 29140), (7285, 28576), (7520, 27683), (8836, 23560), (8930, 23312), (9424, 22090), (11045, 18848), (11656, 17860), (11780, 17672), (14288, 14570)]