2168144040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{641}}^1$

素因数の和:1123

約数の個数: 128

約数和(自身を含む): 6622974720

約数和(自身を除く): 4454830680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 397, 426, 568, 641, 710, 794, 852, 1065, 1191, 1282, 1420, 1588, 1704, 1923, 1985, 2130, 2382, 2564, 2840, 3176, 3205, 3846, 3970, 4260, 4764, 5128, 5955, 6410, 7692, 7940, 8520, 9528, 9615, 11910, 12820, 15384, 15880, 19230, 23820, 25640, 28187, 38460, 45511, 47640, 56374, 76920, 84561, 91022, 112748, 136533, 140935, 169122, 182044, 225496, 227555, 254477, 273066, 281870, 338244, 364088, 422805, 455110, 508954, 546132, 563740, 676488, 682665, 763431, 845610, 910220, 1017908, 1092264, 1127480, 1272385, 1365330, 1526862, 1691220, 1820440, 2035816, 2544770, 2730660, 3053724, 3382440, 3817155, 5089540, 5461320, 6107448, 7634310, 10179080, 15268620, 18067867, 30537240, 36135734, 54203601, 72271468, 90339335, 108407202, 144542936, 180678670, 216814404, 271018005, 361357340, 433628808, 542036010, 722714680, 1084072020, 2168144040]

約数ペア:

[(1, 2168144040), (2, 1084072020), (3, 722714680), (4, 542036010), (5, 433628808), (6, 361357340), (8, 271018005), (10, 216814404), (12, 180678670), (15, 144542936), (20, 108407202), (24, 90339335), (30, 72271468), (40, 54203601), (60, 36135734), (71, 30537240), (120, 18067867), (142, 15268620), (213, 10179080), (284, 7634310), (355, 6107448), (397, 5461320), (426, 5089540), (568, 3817155), (641, 3382440), (710, 3053724), (794, 2730660), (852, 2544770), (1065, 2035816), (1191, 1820440), (1282, 1691220), (1420, 1526862), (1588, 1365330), (1704, 1272385), (1923, 1127480), (1985, 1092264), (2130, 1017908), (2382, 910220), (2564, 845610), (2840, 763431), (3176, 682665), (3205, 676488), (3846, 563740), (3970, 546132), (4260, 508954), (4764, 455110), (5128, 422805), (5955, 364088), (6410, 338244), (7692, 281870), (7940, 273066), (8520, 254477), (9528, 227555), (9615, 225496), (11910, 182044), (12820, 169122), (15384, 140935), (15880, 136533), (19230, 112748), (23820, 91022), (25640, 84561), (28187, 76920), (38460, 56374), (45511, 47640)]