645680160

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{16607}}^1$

素因数の和:16637

約数の個数: 144

約数和(自身を含む): 2285127936

約数和(自身を除く): 1639447776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 12960, 16607, 19440, 33214, 38880, 49821, 66428, 83035, 99642, 132856, 149463, 166070, 199284, 249105, 265712, 298926, 332140, 398568, 448389, 498210, 531424, 597852, 664280, 747315, 797136, 896778, 996420, 1195704, 1328560, 1345167, 1494630, 1594272, 1793556, 1992840, 2241945, 2391408, 2657120, 2690334, 2989260, 3587112, 3985680, 4035501, 4483890, 4782816, 5380668, 5978520, 6725835, 7174224, 7971360, 8071002, 8967780, 10761336, 11957040, 13451670, 14348448, 16142004, 17935560, 20177505, 21522672, 23914080, 26903340, 32284008, 35871120, 40355010, 43045344, 53806680, 64568016, 71742240, 80710020, 107613360, 129136032, 161420040, 215226720, 322840080, 645680160]

約数ペア:

[(1, 645680160), (2, 322840080), (3, 215226720), (4, 161420040), (5, 129136032), (6, 107613360), (8, 80710020), (9, 71742240), (10, 64568016), (12, 53806680), (15, 43045344), (16, 40355010), (18, 35871120), (20, 32284008), (24, 26903340), (27, 23914080), (30, 21522672), (32, 20177505), (36, 17935560), (40, 16142004), (45, 14348448), (48, 13451670), (54, 11957040), (60, 10761336), (72, 8967780), (80, 8071002), (81, 7971360), (90, 7174224), (96, 6725835), (108, 5978520), (120, 5380668), (135, 4782816), (144, 4483890), (160, 4035501), (162, 3985680), (180, 3587112), (216, 2989260), (240, 2690334), (243, 2657120), (270, 2391408), (288, 2241945), (324, 1992840), (360, 1793556), (405, 1594272), (432, 1494630), (480, 1345167), (486, 1328560), (540, 1195704), (648, 996420), (720, 896778), (810, 797136), (864, 747315), (972, 664280), (1080, 597852), (1215, 531424), (1296, 498210), (1440, 448389), (1620, 398568), (1944, 332140), (2160, 298926), (2430, 265712), (2592, 249105), (3240, 199284), (3888, 166070), (4320, 149463), (4860, 132856), (6480, 99642), (7776, 83035), (9720, 66428), (12960, 49821), (16607, 38880), (19440, 33214)]