1404376480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:519

約数の個数: 144

約数和(自身を含む): 3625824384

約数和(自身を除く): 2221447904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 167, 169, 208, 260, 311, 334, 338, 416, 520, 622, 668, 676, 835, 845, 1040, 1244, 1336, 1352, 1555, 1670, 1690, 2080, 2171, 2488, 2672, 2704, 3110, 3340, 3380, 4043, 4342, 4976, 5344, 5408, 6220, 6680, 6760, 8086, 8684, 9952, 10855, 12440, 13360, 13520, 16172, 17368, 20215, 21710, 24880, 26720, 27040, 28223, 32344, 34736, 40430, 43420, 49760, 51937, 52559, 56446, 64688, 69472, 80860, 86840, 103874, 105118, 112892, 129376, 141115, 161720, 173680, 207748, 210236, 225784, 259685, 262795, 282230, 323440, 347360, 415496, 420472, 451568, 519370, 525590, 564460, 646880, 675181, 830992, 840944, 903136, 1038740, 1051180, 1128920, 1350362, 1661984, 1681888, 2077480, 2102360, 2257840, 2700724, 3375905, 4154960, 4204720, 4515680, 5401448, 6751810, 8309920, 8409440, 8777353, 10802896, 13503620, 17554706, 21605792, 27007240, 35109412, 43886765, 54014480, 70218824, 87773530, 108028960, 140437648, 175547060, 280875296, 351094120, 702188240, 1404376480]

約数ペア:

[(1, 1404376480), (2, 702188240), (4, 351094120), (5, 280875296), (8, 175547060), (10, 140437648), (13, 108028960), (16, 87773530), (20, 70218824), (26, 54014480), (32, 43886765), (40, 35109412), (52, 27007240), (65, 21605792), (80, 17554706), (104, 13503620), (130, 10802896), (160, 8777353), (167, 8409440), (169, 8309920), (208, 6751810), (260, 5401448), (311, 4515680), (334, 4204720), (338, 4154960), (416, 3375905), (520, 2700724), (622, 2257840), (668, 2102360), (676, 2077480), (835, 1681888), (845, 1661984), (1040, 1350362), (1244, 1128920), (1336, 1051180), (1352, 1038740), (1555, 903136), (1670, 840944), (1690, 830992), (2080, 675181), (2171, 646880), (2488, 564460), (2672, 525590), (2704, 519370), (3110, 451568), (3340, 420472), (3380, 415496), (4043, 347360), (4342, 323440), (4976, 282230), (5344, 262795), (5408, 259685), (6220, 225784), (6680, 210236), (6760, 207748), (8086, 173680), (8684, 161720), (9952, 141115), (10855, 129376), (12440, 112892), (13360, 105118), (13520, 103874), (16172, 86840), (17368, 80860), (20215, 69472), (21710, 64688), (24880, 56446), (26720, 52559), (27040, 51937), (28223, 49760), (32344, 43420), (34736, 40430)]