31017216160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{6427}}^1$

素因数の和:6619

約数の個数: 192

約数和(自身を含む): 87083458560

約数和(自身を除く): 56066242400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 139, 140, 155, 160, 217, 224, 248, 278, 280, 310, 434, 496, 556, 560, 620, 695, 868, 973, 992, 1085, 1112, 1120, 1240, 1390, 1736, 1946, 2170, 2224, 2480, 2780, 3472, 3892, 4309, 4340, 4448, 4865, 4960, 5560, 6427, 6944, 7784, 8618, 8680, 9730, 11120, 12854, 15568, 17236, 17360, 19460, 21545, 22240, 25708, 30163, 31136, 32135, 34472, 34720, 38920, 43090, 44989, 51416, 60326, 64270, 68944, 77840, 86180, 89978, 102832, 120652, 128540, 137888, 150815, 155680, 172360, 179956, 199237, 205664, 224945, 241304, 257080, 301630, 344720, 359912, 398474, 449890, 482608, 514160, 603260, 689440, 719824, 796948, 893353, 899780, 965216, 996185, 1028320, 1206520, 1394659, 1439648, 1593896, 1786706, 1799560, 1992370, 2413040, 2789318, 3187792, 3573412, 3599120, 3984740, 4466765, 4826080, 5578636, 6253471, 6375584, 6973295, 7146824, 7198240, 7969480, 8933530, 11157272, 12506942, 13946590, 14293648, 15938960, 17867060, 22314544, 25013884, 27693943, 27893180, 28587296, 31267355, 31877920, 35734120, 44629088, 50027768, 55387886, 55786360, 62534710, 71468240, 100055536, 110775772, 111572720, 125069420, 138469715, 142936480, 193857601, 200111072, 221551544, 223145440, 250138840, 276939430, 387715202, 443103088, 500277680, 553878860, 775430404, 886206176, 969288005, 1000555360, 1107757720, 1550860808, 1938576010, 2215515440, 3101721616, 3877152020, 4431030880, 6203443232, 7754304040, 15508608080, 31017216160]

約数ペア:

[(1, 31017216160), (2, 15508608080), (4, 7754304040), (5, 6203443232), (7, 4431030880), (8, 3877152020), (10, 3101721616), (14, 2215515440), (16, 1938576010), (20, 1550860808), (28, 1107757720), (31, 1000555360), (32, 969288005), (35, 886206176), (40, 775430404), (56, 553878860), (62, 500277680), (70, 443103088), (80, 387715202), (112, 276939430), (124, 250138840), (139, 223145440), (140, 221551544), (155, 200111072), (160, 193857601), (217, 142936480), (224, 138469715), (248, 125069420), (278, 111572720), (280, 110775772), (310, 100055536), (434, 71468240), (496, 62534710), (556, 55786360), (560, 55387886), (620, 50027768), (695, 44629088), (868, 35734120), (973, 31877920), (992, 31267355), (1085, 28587296), (1112, 27893180), (1120, 27693943), (1240, 25013884), (1390, 22314544), (1736, 17867060), (1946, 15938960), (2170, 14293648), (2224, 13946590), (2480, 12506942), (2780, 11157272), (3472, 8933530), (3892, 7969480), (4309, 7198240), (4340, 7146824), (4448, 6973295), (4865, 6375584), (4960, 6253471), (5560, 5578636), (6427, 4826080), (6944, 4466765), (7784, 3984740), (8618, 3599120), (8680, 3573412), (9730, 3187792), (11120, 2789318), (12854, 2413040), (15568, 1992370), (17236, 1799560), (17360, 1786706), (19460, 1593896), (21545, 1439648), (22240, 1394659), (25708, 1206520), (30163, 1028320), (31136, 996185), (32135, 965216), (34472, 899780), (34720, 893353), (38920, 796948), (43090, 719824), (44989, 689440), (51416, 603260), (60326, 514160), (64270, 482608), (68944, 449890), (77840, 398474), (86180, 359912), (89978, 344720), (102832, 301630), (120652, 257080), (128540, 241304), (137888, 224945), (150815, 205664), (155680, 199237), (172360, 179956)]