512345680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2683}}^1$

素因数の和:2745

約数の個数: 160

約数和(自身を含む): 1533616128

約数和(自身を除く): 1021270448

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 496, 560, 616, 620, 682, 770, 868, 880, 1085, 1232, 1240, 1364, 1540, 1705, 1736, 2170, 2387, 2480, 2683, 2728, 3080, 3410, 3472, 4340, 4774, 5366, 5456, 6160, 6820, 8680, 9548, 10732, 11935, 13415, 13640, 17360, 18781, 19096, 21464, 23870, 26830, 27280, 29513, 37562, 38192, 42928, 47740, 53660, 59026, 75124, 83173, 93905, 95480, 107320, 118052, 147565, 150248, 166346, 187810, 190960, 206591, 214640, 236104, 295130, 300496, 332692, 375620, 413182, 415865, 472208, 582211, 590260, 665384, 751240, 826364, 831730, 914903, 1032955, 1164422, 1180520, 1330768, 1502480, 1652728, 1663460, 1829806, 2065910, 2328844, 2361040, 2911055, 3305456, 3326920, 3659612, 4131820, 4574515, 4657688, 5822110, 6404321, 6653840, 7319224, 8263640, 9149030, 9315376, 11644220, 12808642, 14638448, 16527280, 18298060, 23288440, 25617284, 32021605, 36596120, 46576880, 51234568, 64043210, 73192240, 102469136, 128086420, 256172840, 512345680]

約数ペア:

[(1, 512345680), (2, 256172840), (4, 128086420), (5, 102469136), (7, 73192240), (8, 64043210), (10, 51234568), (11, 46576880), (14, 36596120), (16, 32021605), (20, 25617284), (22, 23288440), (28, 18298060), (31, 16527280), (35, 14638448), (40, 12808642), (44, 11644220), (55, 9315376), (56, 9149030), (62, 8263640), (70, 7319224), (77, 6653840), (80, 6404321), (88, 5822110), (110, 4657688), (112, 4574515), (124, 4131820), (140, 3659612), (154, 3326920), (155, 3305456), (176, 2911055), (217, 2361040), (220, 2328844), (248, 2065910), (280, 1829806), (308, 1663460), (310, 1652728), (341, 1502480), (385, 1330768), (434, 1180520), (440, 1164422), (496, 1032955), (560, 914903), (616, 831730), (620, 826364), (682, 751240), (770, 665384), (868, 590260), (880, 582211), (1085, 472208), (1232, 415865), (1240, 413182), (1364, 375620), (1540, 332692), (1705, 300496), (1736, 295130), (2170, 236104), (2387, 214640), (2480, 206591), (2683, 190960), (2728, 187810), (3080, 166346), (3410, 150248), (3472, 147565), (4340, 118052), (4774, 107320), (5366, 95480), (5456, 93905), (6160, 83173), (6820, 75124), (8680, 59026), (9548, 53660), (10732, 47740), (11935, 42928), (13415, 38192), (13640, 37562), (17360, 29513), (18781, 27280), (19096, 26830), (21464, 23870)]