321811904

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:310

約数の個数: 84

約数和(自身を含む): 688701696

約数和(自身を除く): 366889792

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 127, 136, 137, 254, 272, 274, 289, 508, 544, 548, 578, 1016, 1088, 1096, 1156, 2032, 2159, 2192, 2312, 2329, 4064, 4318, 4384, 4624, 4658, 8128, 8636, 8768, 9248, 9316, 17272, 17399, 18496, 18632, 34544, 34798, 36703, 37264, 39593, 69088, 69596, 73406, 74528, 79186, 138176, 139192, 146812, 149056, 158372, 278384, 293624, 295783, 316744, 556768, 587248, 591566, 633488, 1113536, 1174496, 1183132, 1266976, 2348992, 2366264, 2533952, 4732528, 5028311, 9465056, 10056622, 18930112, 20113244, 40226488, 80452976, 160905952, 321811904]

約数ペア:

[(1, 321811904), (2, 160905952), (4, 80452976), (8, 40226488), (16, 20113244), (17, 18930112), (32, 10056622), (34, 9465056), (64, 5028311), (68, 4732528), (127, 2533952), (136, 2366264), (137, 2348992), (254, 1266976), (272, 1183132), (274, 1174496), (289, 1113536), (508, 633488), (544, 591566), (548, 587248), (578, 556768), (1016, 316744), (1088, 295783), (1096, 293624), (1156, 278384), (2032, 158372), (2159, 149056), (2192, 146812), (2312, 139192), (2329, 138176), (4064, 79186), (4318, 74528), (4384, 73406), (4624, 69596), (4658, 69088), (8128, 39593), (8636, 37264), (8768, 36703), (9248, 34798), (9316, 34544), (17272, 18632), (17399, 18496)]