2478907920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1\times {\mathrm{487}}^1$

素因数の和:797

約数の個数: 160

約数和(自身を含む): 7807500288

約数和(自身を除く): 5328592368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 167, 240, 254, 334, 381, 487, 501, 508, 635, 668, 762, 835, 974, 1002, 1016, 1270, 1336, 1461, 1524, 1670, 1905, 1948, 2004, 2032, 2435, 2505, 2540, 2672, 2922, 3048, 3340, 3810, 3896, 4008, 4870, 5010, 5080, 5844, 6096, 6680, 7305, 7620, 7792, 8016, 9740, 10020, 10160, 11688, 13360, 14610, 15240, 19480, 20040, 21209, 23376, 29220, 30480, 38960, 40080, 42418, 58440, 61849, 63627, 81329, 84836, 106045, 116880, 123698, 127254, 162658, 169672, 185547, 212090, 243987, 247396, 254508, 309245, 318135, 325316, 339344, 371094, 406645, 424180, 487974, 494792, 509016, 618490, 636270, 650632, 742188, 813290, 848360, 927735, 975948, 989584, 1018032, 1219935, 1236980, 1272540, 1301264, 1484376, 1626580, 1696720, 1855470, 1951896, 2439870, 2473960, 2545080, 2968752, 3253160, 3710940, 3903792, 4879740, 4947920, 5090160, 6506320, 7421880, 9759480, 10328783, 14843760, 19518960, 20657566, 30986349, 41315132, 51643915, 61972698, 82630264, 103287830, 123945396, 154931745, 165260528, 206575660, 247890792, 309863490, 413151320, 495781584, 619726980, 826302640, 1239453960, 2478907920]

約数ペア:

[(1, 2478907920), (2, 1239453960), (3, 826302640), (4, 619726980), (5, 495781584), (6, 413151320), (8, 309863490), (10, 247890792), (12, 206575660), (15, 165260528), (16, 154931745), (20, 123945396), (24, 103287830), (30, 82630264), (40, 61972698), (48, 51643915), (60, 41315132), (80, 30986349), (120, 20657566), (127, 19518960), (167, 14843760), (240, 10328783), (254, 9759480), (334, 7421880), (381, 6506320), (487, 5090160), (501, 4947920), (508, 4879740), (635, 3903792), (668, 3710940), (762, 3253160), (835, 2968752), (974, 2545080), (1002, 2473960), (1016, 2439870), (1270, 1951896), (1336, 1855470), (1461, 1696720), (1524, 1626580), (1670, 1484376), (1905, 1301264), (1948, 1272540), (2004, 1236980), (2032, 1219935), (2435, 1018032), (2505, 989584), (2540, 975948), (2672, 927735), (2922, 848360), (3048, 813290), (3340, 742188), (3810, 650632), (3896, 636270), (4008, 618490), (4870, 509016), (5010, 494792), (5080, 487974), (5844, 424180), (6096, 406645), (6680, 371094), (7305, 339344), (7620, 325316), (7792, 318135), (8016, 309245), (9740, 254508), (10020, 247396), (10160, 243987), (11688, 212090), (13360, 185547), (14610, 169672), (15240, 162658), (19480, 127254), (20040, 123698), (21209, 116880), (23376, 106045), (29220, 84836), (30480, 81329), (38960, 63627), (40080, 61849), (42418, 58440)]