1620227584

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1103}}^1$

素因数の和:1291

約数の個数: 80

約数和(自身を含む): 3433351680

約数和(自身を除く): 1813124096

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 151, 152, 256, 302, 304, 512, 604, 608, 1103, 1208, 1216, 2206, 2416, 2432, 2869, 4412, 4832, 4864, 5738, 8824, 9664, 9728, 11476, 17648, 19328, 20957, 22952, 35296, 38656, 41914, 45904, 70592, 77312, 83828, 91808, 141184, 166553, 167656, 183616, 282368, 333106, 335312, 367232, 564736, 666212, 670624, 734464, 1332424, 1341248, 1468928, 2664848, 2682496, 3164507, 5329696, 5364992, 6329014, 10659392, 10729984, 12658028, 21318784, 25316056, 42637568, 50632112, 85275136, 101264224, 202528448, 405056896, 810113792, 1620227584]

約数ペア:

[(1, 1620227584), (2, 810113792), (4, 405056896), (8, 202528448), (16, 101264224), (19, 85275136), (32, 50632112), (38, 42637568), (64, 25316056), (76, 21318784), (128, 12658028), (151, 10729984), (152, 10659392), (256, 6329014), (302, 5364992), (304, 5329696), (512, 3164507), (604, 2682496), (608, 2664848), (1103, 1468928), (1208, 1341248), (1216, 1332424), (2206, 734464), (2416, 670624), (2432, 666212), (2869, 564736), (4412, 367232), (4832, 335312), (4864, 333106), (5738, 282368), (8824, 183616), (9664, 167656), (9728, 166553), (11476, 141184), (17648, 91808), (19328, 83828), (20957, 77312), (22952, 70592), (35296, 45904), (38656, 41914)]