857260160

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 2115072000

約数和(自身を除く): 1257811840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 127, 128, 160, 199, 212, 254, 265, 320, 398, 424, 508, 530, 635, 640, 796, 848, 995, 1016, 1060, 1270, 1592, 1696, 1990, 2032, 2120, 2540, 3184, 3392, 3980, 4064, 4240, 5080, 6368, 6731, 6784, 7960, 8128, 8480, 10160, 10547, 12736, 13462, 15920, 16256, 16960, 20320, 21094, 25273, 25472, 26924, 31840, 33655, 33920, 40640, 42188, 50546, 52735, 53848, 63680, 67310, 81280, 84376, 101092, 105470, 107696, 126365, 127360, 134620, 168752, 202184, 210940, 215392, 252730, 269240, 337504, 404368, 421880, 430784, 505460, 538480, 675008, 808736, 843760, 861568, 1010920, 1076960, 1339469, 1350016, 1617472, 1687520, 2021840, 2153920, 2678938, 3234944, 3375040, 4043680, 4307840, 5357876, 6697345, 6750080, 8087360, 10715752, 13394690, 16174720, 21431504, 26789380, 42863008, 53578760, 85726016, 107157520, 171452032, 214315040, 428630080, 857260160]

約数ペア:

[(1, 857260160), (2, 428630080), (4, 214315040), (5, 171452032), (8, 107157520), (10, 85726016), (16, 53578760), (20, 42863008), (32, 26789380), (40, 21431504), (53, 16174720), (64, 13394690), (80, 10715752), (106, 8087360), (127, 6750080), (128, 6697345), (160, 5357876), (199, 4307840), (212, 4043680), (254, 3375040), (265, 3234944), (320, 2678938), (398, 2153920), (424, 2021840), (508, 1687520), (530, 1617472), (635, 1350016), (640, 1339469), (796, 1076960), (848, 1010920), (995, 861568), (1016, 843760), (1060, 808736), (1270, 675008), (1592, 538480), (1696, 505460), (1990, 430784), (2032, 421880), (2120, 404368), (2540, 337504), (3184, 269240), (3392, 252730), (3980, 215392), (4064, 210940), (4240, 202184), (5080, 168752), (6368, 134620), (6731, 127360), (6784, 126365), (7960, 107696), (8128, 105470), (8480, 101092), (10160, 84376), (10547, 81280), (12736, 67310), (13462, 63680), (15920, 53848), (16256, 52735), (16960, 50546), (20320, 42188), (21094, 40640), (25273, 33920), (25472, 33655), (26924, 31840)]