840198696

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 2280960000

約数和(自身を除く): 1440761304

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 76, 94, 114, 141, 152, 188, 197, 199, 228, 282, 376, 394, 398, 456, 564, 591, 597, 788, 796, 893, 1128, 1182, 1194, 1576, 1592, 1786, 2364, 2388, 2679, 3572, 3743, 3781, 4728, 4776, 5358, 7144, 7486, 7562, 9259, 9353, 10716, 11229, 11343, 14972, 15124, 18518, 18706, 21432, 22458, 22686, 27777, 28059, 29944, 30248, 37036, 37412, 39203, 44916, 45372, 55554, 56118, 74072, 74824, 78406, 89832, 90744, 111108, 112236, 117609, 156812, 175921, 177707, 222216, 224472, 235218, 313624, 351842, 355414, 470436, 527763, 533121, 703684, 710828, 744857, 940872, 1055526, 1066242, 1407368, 1421656, 1489714, 1842541, 2111052, 2132484, 2234571, 2979428, 3685082, 4222104, 4264968, 4469142, 5527623, 5958856, 7370164, 8938284, 11055246, 14740328, 17876568, 22110492, 35008279, 44220984, 70016558, 105024837, 140033116, 210049674, 280066232, 420099348, 840198696]

約数ペア:

[(1, 840198696), (2, 420099348), (3, 280066232), (4, 210049674), (6, 140033116), (8, 105024837), (12, 70016558), (19, 44220984), (24, 35008279), (38, 22110492), (47, 17876568), (57, 14740328), (76, 11055246), (94, 8938284), (114, 7370164), (141, 5958856), (152, 5527623), (188, 4469142), (197, 4264968), (199, 4222104), (228, 3685082), (282, 2979428), (376, 2234571), (394, 2132484), (398, 2111052), (456, 1842541), (564, 1489714), (591, 1421656), (597, 1407368), (788, 1066242), (796, 1055526), (893, 940872), (1128, 744857), (1182, 710828), (1194, 703684), (1576, 533121), (1592, 527763), (1786, 470436), (2364, 355414), (2388, 351842), (2679, 313624), (3572, 235218), (3743, 224472), (3781, 222216), (4728, 177707), (4776, 175921), (5358, 156812), (7144, 117609), (7486, 112236), (7562, 111108), (9259, 90744), (9353, 89832), (10716, 78406), (11229, 74824), (11343, 74072), (14972, 56118), (15124, 55554), (18518, 45372), (18706, 44916), (21432, 39203), (22458, 37412), (22686, 37036), (27777, 30248), (28059, 29944)]