642236760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1033}}^1$

素因数の和:1218

約数の個数: 192

約数和(自身を含む): 2293742880

約数和(自身を除く): 1651506120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 157, 165, 180, 198, 220, 264, 314, 330, 360, 396, 440, 471, 495, 628, 660, 785, 792, 942, 990, 1033, 1256, 1320, 1413, 1570, 1727, 1884, 1980, 2066, 2355, 2826, 3099, 3140, 3454, 3768, 3960, 4132, 4710, 5165, 5181, 5652, 6198, 6280, 6908, 7065, 8264, 8635, 9297, 9420, 10330, 10362, 11304, 11363, 12396, 13816, 14130, 15495, 15543, 17270, 18594, 18840, 20660, 20724, 22726, 24792, 25905, 28260, 30990, 31086, 34089, 34540, 37188, 41320, 41448, 45452, 46485, 51810, 56520, 56815, 61980, 62172, 68178, 69080, 74376, 77715, 90904, 92970, 102267, 103620, 113630, 123960, 124344, 136356, 155430, 162181, 170445, 185940, 204534, 207240, 227260, 272712, 310860, 324362, 340890, 371880, 409068, 454520, 486543, 511335, 621720, 648724, 681780, 810905, 818136, 973086, 1022670, 1297448, 1363560, 1459629, 1621810, 1783991, 1946172, 2045340, 2432715, 2919258, 3243620, 3567982, 3892344, 4090680, 4865430, 5351973, 5838516, 6487240, 7135964, 7298145, 8919955, 9730860, 10703946, 11677032, 14271928, 14596290, 16055919, 17839910, 19461720, 21407892, 26759865, 29192580, 32111838, 35679820, 42815784, 53519730, 58385160, 64223676, 71359640, 80279595, 107039460, 128447352, 160559190, 214078920, 321118380, 642236760]

約数ペア:

[(1, 642236760), (2, 321118380), (3, 214078920), (4, 160559190), (5, 128447352), (6, 107039460), (8, 80279595), (9, 71359640), (10, 64223676), (11, 58385160), (12, 53519730), (15, 42815784), (18, 35679820), (20, 32111838), (22, 29192580), (24, 26759865), (30, 21407892), (33, 19461720), (36, 17839910), (40, 16055919), (44, 14596290), (45, 14271928), (55, 11677032), (60, 10703946), (66, 9730860), (72, 8919955), (88, 7298145), (90, 7135964), (99, 6487240), (110, 5838516), (120, 5351973), (132, 4865430), (157, 4090680), (165, 3892344), (180, 3567982), (198, 3243620), (220, 2919258), (264, 2432715), (314, 2045340), (330, 1946172), (360, 1783991), (396, 1621810), (440, 1459629), (471, 1363560), (495, 1297448), (628, 1022670), (660, 973086), (785, 818136), (792, 810905), (942, 681780), (990, 648724), (1033, 621720), (1256, 511335), (1320, 486543), (1413, 454520), (1570, 409068), (1727, 371880), (1884, 340890), (1980, 324362), (2066, 310860), (2355, 272712), (2826, 227260), (3099, 207240), (3140, 204534), (3454, 185940), (3768, 170445), (3960, 162181), (4132, 155430), (4710, 136356), (5165, 124344), (5181, 123960), (5652, 113630), (6198, 103620), (6280, 102267), (6908, 92970), (7065, 90904), (8264, 77715), (8635, 74376), (9297, 69080), (9420, 68178), (10330, 62172), (10362, 61980), (11304, 56815), (11363, 56520), (12396, 51810), (13816, 46485), (14130, 45452), (15495, 41448), (15543, 41320), (17270, 37188), (18594, 34540), (18840, 34089), (20660, 31086), (20724, 30990), (22726, 28260), (24792, 25905)]