428157840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1033}}^1$

素因数の和:1217

約数の個数: 160

約数和(自身を含む): 1458585216

約数和(自身を除く): 1030427376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 157, 165, 176, 220, 240, 264, 314, 330, 440, 471, 528, 628, 660, 785, 880, 942, 1033, 1256, 1320, 1570, 1727, 1884, 2066, 2355, 2512, 2640, 3099, 3140, 3454, 3768, 4132, 4710, 5165, 5181, 6198, 6280, 6908, 7536, 8264, 8635, 9420, 10330, 10362, 11363, 12396, 12560, 13816, 15495, 16528, 17270, 18840, 20660, 20724, 22726, 24792, 25905, 27632, 30990, 34089, 34540, 37680, 41320, 41448, 45452, 49584, 51810, 56815, 61980, 68178, 69080, 82640, 82896, 90904, 103620, 113630, 123960, 136356, 138160, 162181, 170445, 181808, 207240, 227260, 247920, 272712, 324362, 340890, 414480, 454520, 486543, 545424, 648724, 681780, 810905, 909040, 973086, 1297448, 1363560, 1621810, 1783991, 1946172, 2432715, 2594896, 2727120, 3243620, 3567982, 3892344, 4865430, 5351973, 6487240, 7135964, 7784688, 8919955, 9730860, 10703946, 12974480, 14271928, 17839910, 19461720, 21407892, 26759865, 28543856, 35679820, 38923440, 42815784, 53519730, 71359640, 85631568, 107039460, 142719280, 214078920, 428157840]

約数ペア:

[(1, 428157840), (2, 214078920), (3, 142719280), (4, 107039460), (5, 85631568), (6, 71359640), (8, 53519730), (10, 42815784), (11, 38923440), (12, 35679820), (15, 28543856), (16, 26759865), (20, 21407892), (22, 19461720), (24, 17839910), (30, 14271928), (33, 12974480), (40, 10703946), (44, 9730860), (48, 8919955), (55, 7784688), (60, 7135964), (66, 6487240), (80, 5351973), (88, 4865430), (110, 3892344), (120, 3567982), (132, 3243620), (157, 2727120), (165, 2594896), (176, 2432715), (220, 1946172), (240, 1783991), (264, 1621810), (314, 1363560), (330, 1297448), (440, 973086), (471, 909040), (528, 810905), (628, 681780), (660, 648724), (785, 545424), (880, 486543), (942, 454520), (1033, 414480), (1256, 340890), (1320, 324362), (1570, 272712), (1727, 247920), (1884, 227260), (2066, 207240), (2355, 181808), (2512, 170445), (2640, 162181), (3099, 138160), (3140, 136356), (3454, 123960), (3768, 113630), (4132, 103620), (4710, 90904), (5165, 82896), (5181, 82640), (6198, 69080), (6280, 68178), (6908, 61980), (7536, 56815), (8264, 51810), (8635, 49584), (9420, 45452), (10330, 41448), (10362, 41320), (11363, 37680), (12396, 34540), (12560, 34089), (13816, 30990), (15495, 27632), (16528, 25905), (17270, 24792), (18840, 22726), (20660, 20724)]