168781760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:674

約数の個数: 112

約数和(自身を含む): 463296000

約数和(自身を除く): 294514240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 151, 160, 224, 280, 302, 320, 448, 499, 560, 604, 755, 998, 1057, 1120, 1208, 1510, 1996, 2114, 2240, 2416, 2495, 3020, 3493, 3992, 4228, 4832, 4990, 5285, 6040, 6986, 7984, 8456, 9664, 9980, 10570, 12080, 13972, 15968, 16912, 17465, 19960, 21140, 24160, 27944, 31936, 33824, 34930, 39920, 42280, 48320, 55888, 67648, 69860, 75349, 79840, 84560, 111776, 139720, 150698, 159680, 169120, 223552, 279440, 301396, 338240, 376745, 527443, 558880, 602792, 753490, 1054886, 1117760, 1205584, 1506980, 2109772, 2411168, 2637215, 3013960, 4219544, 4822336, 5274430, 6027920, 8439088, 10548860, 12055840, 16878176, 21097720, 24111680, 33756352, 42195440, 84390880, 168781760]

約数ペア:

[(1, 168781760), (2, 84390880), (4, 42195440), (5, 33756352), (7, 24111680), (8, 21097720), (10, 16878176), (14, 12055840), (16, 10548860), (20, 8439088), (28, 6027920), (32, 5274430), (35, 4822336), (40, 4219544), (56, 3013960), (64, 2637215), (70, 2411168), (80, 2109772), (112, 1506980), (140, 1205584), (151, 1117760), (160, 1054886), (224, 753490), (280, 602792), (302, 558880), (320, 527443), (448, 376745), (499, 338240), (560, 301396), (604, 279440), (755, 223552), (998, 169120), (1057, 159680), (1120, 150698), (1208, 139720), (1510, 111776), (1996, 84560), (2114, 79840), (2240, 75349), (2416, 69860), (2495, 67648), (3020, 55888), (3493, 48320), (3992, 42280), (4228, 39920), (4832, 34930), (4990, 33824), (5285, 31936), (6040, 27944), (6986, 24160), (7984, 21140), (8456, 19960), (9664, 17465), (9980, 16912), (10570, 15968), (12080, 13972)]