142071720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9949}}^1$

素因数の和:9987

約数の個数: 128

約数和(自身を含む): 515808000

約数和(自身を除く): 373736280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 9949, 14280, 19898, 29847, 39796, 49745, 59694, 69643, 79592, 99490, 119388, 139286, 149235, 169133, 198980, 208929, 238776, 278572, 298470, 338266, 348215, 397960, 417858, 507399, 557144, 596940, 676532, 696430, 835716, 845665, 1014798, 1044645, 1183931, 1193880, 1353064, 1392860, 1671432, 1691330, 2029596, 2089290, 2367862, 2536995, 2785720, 3382660, 3551793, 4059192, 4178580, 4735724, 5073990, 5919655, 6765320, 7103586, 8357160, 9471448, 10147980, 11839310, 14207172, 17758965, 20295960, 23678620, 28414344, 35517930, 47357240, 71035860, 142071720]

約数ペア:

[(1, 142071720), (2, 71035860), (3, 47357240), (4, 35517930), (5, 28414344), (6, 23678620), (7, 20295960), (8, 17758965), (10, 14207172), (12, 11839310), (14, 10147980), (15, 9471448), (17, 8357160), (20, 7103586), (21, 6765320), (24, 5919655), (28, 5073990), (30, 4735724), (34, 4178580), (35, 4059192), (40, 3551793), (42, 3382660), (51, 2785720), (56, 2536995), (60, 2367862), (68, 2089290), (70, 2029596), (84, 1691330), (85, 1671432), (102, 1392860), (105, 1353064), (119, 1193880), (120, 1183931), (136, 1044645), (140, 1014798), (168, 845665), (170, 835716), (204, 696430), (210, 676532), (238, 596940), (255, 557144), (280, 507399), (340, 417858), (357, 397960), (408, 348215), (420, 338266), (476, 298470), (510, 278572), (595, 238776), (680, 208929), (714, 198980), (840, 169133), (952, 149235), (1020, 139286), (1190, 119388), (1428, 99490), (1785, 79592), (2040, 69643), (2380, 59694), (2856, 49745), (3570, 39796), (4760, 29847), (7140, 19898), (9949, 14280)]