66533440

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:420

約数の個数: 112

約数和(自身を含む): 172638720

約数和(自身を除く): 106105280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 353, 380, 496, 589, 608, 620, 706, 760, 992, 1178, 1216, 1240, 1412, 1520, 1765, 1984, 2356, 2480, 2824, 2945, 3040, 3530, 4712, 4960, 5648, 5890, 6080, 6707, 7060, 9424, 9920, 10943, 11296, 11780, 13414, 14120, 18848, 21886, 22592, 23560, 26828, 28240, 33535, 37696, 43772, 47120, 53656, 54715, 56480, 67070, 87544, 94240, 107312, 109430, 112960, 134140, 175088, 188480, 207917, 214624, 218860, 268280, 350176, 415834, 429248, 437720, 536560, 700352, 831668, 875440, 1039585, 1073120, 1663336, 1750880, 2079170, 2146240, 3326672, 3501760, 4158340, 6653344, 8316680, 13306688, 16633360, 33266720, 66533440]

約数ペア:

[(1, 66533440), (2, 33266720), (4, 16633360), (5, 13306688), (8, 8316680), (10, 6653344), (16, 4158340), (19, 3501760), (20, 3326672), (31, 2146240), (32, 2079170), (38, 1750880), (40, 1663336), (62, 1073120), (64, 1039585), (76, 875440), (80, 831668), (95, 700352), (124, 536560), (152, 437720), (155, 429248), (160, 415834), (190, 350176), (248, 268280), (304, 218860), (310, 214624), (320, 207917), (353, 188480), (380, 175088), (496, 134140), (589, 112960), (608, 109430), (620, 107312), (706, 94240), (760, 87544), (992, 67070), (1178, 56480), (1216, 54715), (1240, 53656), (1412, 47120), (1520, 43772), (1765, 37696), (1984, 33535), (2356, 28240), (2480, 26828), (2824, 23560), (2945, 22592), (3040, 21886), (3530, 18848), (4712, 14120), (4960, 13414), (5648, 11780), (5890, 11296), (6080, 10943), (6707, 9920), (7060, 9424)]