71546640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:729

約数の個数: 160

約数和(自身を含む): 248234112

約数和(自身を除く): 176687472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 41, 44, 48, 55, 60, 66, 80, 82, 88, 110, 120, 123, 132, 164, 165, 176, 205, 220, 240, 246, 264, 328, 330, 410, 440, 451, 492, 528, 615, 656, 660, 661, 820, 880, 902, 984, 1230, 1320, 1322, 1353, 1640, 1804, 1968, 1983, 2255, 2460, 2640, 2644, 2706, 3280, 3305, 3608, 3966, 4510, 4920, 5288, 5412, 6610, 6765, 7216, 7271, 7932, 9020, 9840, 9915, 10576, 10824, 13220, 13530, 14542, 15864, 18040, 19830, 21648, 21813, 26440, 27060, 27101, 29084, 31728, 36080, 36355, 39660, 43626, 52880, 54120, 54202, 58168, 72710, 79320, 81303, 87252, 108240, 108404, 109065, 116336, 135505, 145420, 158640, 162606, 174504, 216808, 218130, 271010, 290840, 298111, 325212, 349008, 406515, 433616, 436260, 542020, 581680, 596222, 650424, 813030, 872520, 894333, 1084040, 1192444, 1300848, 1490555, 1626060, 1745040, 1788666, 2168080, 2384888, 2981110, 3252120, 3577332, 4471665, 4769776, 5962220, 6504240, 7154664, 8943330, 11924440, 14309328, 17886660, 23848880, 35773320, 71546640]

約数ペア:

[(1, 71546640), (2, 35773320), (3, 23848880), (4, 17886660), (5, 14309328), (6, 11924440), (8, 8943330), (10, 7154664), (11, 6504240), (12, 5962220), (15, 4769776), (16, 4471665), (20, 3577332), (22, 3252120), (24, 2981110), (30, 2384888), (33, 2168080), (40, 1788666), (41, 1745040), (44, 1626060), (48, 1490555), (55, 1300848), (60, 1192444), (66, 1084040), (80, 894333), (82, 872520), (88, 813030), (110, 650424), (120, 596222), (123, 581680), (132, 542020), (164, 436260), (165, 433616), (176, 406515), (205, 349008), (220, 325212), (240, 298111), (246, 290840), (264, 271010), (328, 218130), (330, 216808), (410, 174504), (440, 162606), (451, 158640), (492, 145420), (528, 135505), (615, 116336), (656, 109065), (660, 108404), (661, 108240), (820, 87252), (880, 81303), (902, 79320), (984, 72710), (1230, 58168), (1320, 54202), (1322, 54120), (1353, 52880), (1640, 43626), (1804, 39660), (1968, 36355), (1983, 36080), (2255, 31728), (2460, 29084), (2640, 27101), (2644, 27060), (2706, 26440), (3280, 21813), (3305, 21648), (3608, 19830), (3966, 18040), (4510, 15864), (4920, 14542), (5288, 13530), (5412, 13220), (6610, 10824), (6765, 10576), (7216, 9915), (7271, 9840), (7932, 9020)]