198487792

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 420544512

約数和(自身を除く): 222056720

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 127, 137, 184, 248, 254, 274, 368, 496, 508, 548, 713, 1016, 1096, 1426, 2032, 2192, 2852, 2921, 3151, 3937, 4247, 5704, 5842, 6302, 7874, 8494, 11408, 11684, 12604, 15748, 16988, 17399, 23368, 25208, 31496, 33976, 34798, 46736, 50416, 62992, 67952, 69596, 90551, 97681, 139192, 181102, 195362, 278384, 362204, 390724, 400177, 539369, 724408, 781448, 800354, 1078738, 1448816, 1562896, 1600708, 2157476, 3201416, 4314952, 6402832, 8629904, 12405487, 24810974, 49621948, 99243896, 198487792]

約数ペア:

[(1, 198487792), (2, 99243896), (4, 49621948), (8, 24810974), (16, 12405487), (23, 8629904), (31, 6402832), (46, 4314952), (62, 3201416), (92, 2157476), (124, 1600708), (127, 1562896), (137, 1448816), (184, 1078738), (248, 800354), (254, 781448), (274, 724408), (368, 539369), (496, 400177), (508, 390724), (548, 362204), (713, 278384), (1016, 195362), (1096, 181102), (1426, 139192), (2032, 97681), (2192, 90551), (2852, 69596), (2921, 67952), (3151, 62992), (3937, 50416), (4247, 46736), (5704, 34798), (5842, 33976), (6302, 31496), (7874, 25208), (8494, 23368), (11408, 17399), (11684, 16988), (12604, 15748)]