30038008

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 128

約数和(自身を含む): 78704640

約数和(自身を除く): 48666632

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 121, 124, 143, 154, 182, 217, 242, 248, 286, 308, 341, 364, 403, 434, 484, 572, 616, 682, 728, 806, 847, 868, 968, 1001, 1144, 1331, 1364, 1573, 1612, 1694, 1736, 2002, 2387, 2662, 2728, 2821, 3146, 3224, 3388, 3751, 4004, 4433, 4774, 5324, 5642, 6292, 6776, 7502, 8008, 8866, 9317, 9548, 10648, 11011, 11284, 12584, 15004, 17303, 17732, 18634, 19096, 22022, 22568, 26257, 30008, 31031, 34606, 35464, 37268, 41261, 44044, 48763, 52514, 62062, 69212, 74536, 82522, 88088, 97526, 105028, 121121, 124124, 138424, 165044, 195052, 210056, 242242, 248248, 288827, 330088, 341341, 390104, 484484, 536393, 577654, 682682, 968968, 1072786, 1155308, 1365364, 2145572, 2310616, 2730728, 3754751, 4291144, 7509502, 15019004, 30038008]

約数ペア:

[(1, 30038008), (2, 15019004), (4, 7509502), (7, 4291144), (8, 3754751), (11, 2730728), (13, 2310616), (14, 2145572), (22, 1365364), (26, 1155308), (28, 1072786), (31, 968968), (44, 682682), (52, 577654), (56, 536393), (62, 484484), (77, 390104), (88, 341341), (91, 330088), (104, 288827), (121, 248248), (124, 242242), (143, 210056), (154, 195052), (182, 165044), (217, 138424), (242, 124124), (248, 121121), (286, 105028), (308, 97526), (341, 88088), (364, 82522), (403, 74536), (434, 69212), (484, 62062), (572, 52514), (616, 48763), (682, 44044), (728, 41261), (806, 37268), (847, 35464), (868, 34606), (968, 31031), (1001, 30008), (1144, 26257), (1331, 22568), (1364, 22022), (1573, 19096), (1612, 18634), (1694, 17732), (1736, 17303), (2002, 15004), (2387, 12584), (2662, 11284), (2728, 11011), (2821, 10648), (3146, 9548), (3224, 9317), (3388, 8866), (3751, 8008), (4004, 7502), (4433, 6776), (4774, 6292), (5324, 5642)]