440822480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:497

約数の個数: 160

約数和(自身を含む): 1230397440

約数和(自身を除く): 789574960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 67, 70, 80, 112, 124, 134, 140, 155, 217, 248, 268, 280, 310, 335, 379, 434, 469, 496, 536, 560, 620, 670, 758, 868, 938, 1072, 1085, 1240, 1340, 1516, 1736, 1876, 1895, 2077, 2170, 2345, 2480, 2653, 2680, 3032, 3472, 3752, 3790, 4154, 4340, 4690, 5306, 5360, 6064, 7504, 7580, 8308, 8680, 9380, 10385, 10612, 11749, 13265, 14539, 15160, 16616, 17360, 18760, 20770, 21224, 23498, 25393, 26530, 29078, 30320, 33232, 37520, 41540, 42448, 46996, 50786, 53060, 58156, 58745, 72695, 82243, 83080, 93992, 101572, 106120, 116312, 117490, 126965, 145390, 164486, 166160, 177751, 187984, 203144, 212240, 232624, 234980, 253930, 290780, 328972, 355502, 406288, 411215, 469960, 507860, 581560, 657944, 711004, 787183, 822430, 888755, 939920, 1015720, 1163120, 1315888, 1422008, 1574366, 1644860, 1777510, 2031440, 2844016, 3148732, 3289720, 3555020, 3935915, 5510281, 6297464, 6579440, 7110040, 7871830, 11020562, 12594928, 14220080, 15743660, 22041124, 27551405, 31487320, 44082248, 55102810, 62974640, 88164496, 110205620, 220411240, 440822480]

約数ペア:

[(1, 440822480), (2, 220411240), (4, 110205620), (5, 88164496), (7, 62974640), (8, 55102810), (10, 44082248), (14, 31487320), (16, 27551405), (20, 22041124), (28, 15743660), (31, 14220080), (35, 12594928), (40, 11020562), (56, 7871830), (62, 7110040), (67, 6579440), (70, 6297464), (80, 5510281), (112, 3935915), (124, 3555020), (134, 3289720), (140, 3148732), (155, 2844016), (217, 2031440), (248, 1777510), (268, 1644860), (280, 1574366), (310, 1422008), (335, 1315888), (379, 1163120), (434, 1015720), (469, 939920), (496, 888755), (536, 822430), (560, 787183), (620, 711004), (670, 657944), (758, 581560), (868, 507860), (938, 469960), (1072, 411215), (1085, 406288), (1240, 355502), (1340, 328972), (1516, 290780), (1736, 253930), (1876, 234980), (1895, 232624), (2077, 212240), (2170, 203144), (2345, 187984), (2480, 177751), (2653, 166160), (2680, 164486), (3032, 145390), (3472, 126965), (3752, 117490), (3790, 116312), (4154, 106120), (4340, 101572), (4690, 93992), (5306, 83080), (5360, 82243), (6064, 72695), (7504, 58745), (7580, 58156), (8308, 53060), (8680, 50786), (9380, 46996), (10385, 42448), (10612, 41540), (11749, 37520), (13265, 33232), (14539, 30320), (15160, 29078), (16616, 26530), (17360, 25393), (18760, 23498), (20770, 21224)]