340905760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:387

約数の個数: 192

約数和(自身を含む): 951035904

約数和(自身を除く): 610130144

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 32, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 160, 170, 208, 221, 248, 260, 272, 310, 311, 340, 403, 416, 442, 496, 520, 527, 544, 620, 622, 680, 806, 884, 992, 1040, 1054, 1105, 1240, 1244, 1360, 1555, 1612, 1768, 2015, 2080, 2108, 2210, 2480, 2488, 2635, 2720, 3110, 3224, 3536, 4030, 4043, 4216, 4420, 4960, 4976, 5270, 5287, 6220, 6448, 6851, 7072, 8060, 8086, 8432, 8840, 9641, 9952, 10540, 10574, 12440, 12896, 13702, 16120, 16172, 16864, 17680, 19282, 20215, 21080, 21148, 24880, 26435, 27404, 32240, 32344, 34255, 35360, 38564, 40430, 42160, 42296, 48205, 49760, 52870, 54808, 64480, 64688, 68510, 68731, 77128, 80860, 84320, 84592, 96410, 105740, 109616, 125333, 129376, 137020, 137462, 154256, 161720, 163897, 169184, 192820, 211480, 219232, 250666, 274040, 274924, 308512, 323440, 327794, 343655, 385640, 422960, 501332, 548080, 549848, 626665, 646880, 655588, 687310, 771280, 819485, 845920, 1002664, 1096160, 1099696, 1253330, 1311176, 1374620, 1542560, 1638970, 2005328, 2130661, 2199392, 2506660, 2622352, 2749240, 3277940, 4010656, 4261322, 5013320, 5244704, 5498480, 6555880, 8522644, 10026640, 10653305, 10996960, 13111760, 17045288, 20053280, 21306610, 26223520, 34090576, 42613220, 68181152, 85226440, 170452880, 340905760]

約数ペア:

[(1, 340905760), (2, 170452880), (4, 85226440), (5, 68181152), (8, 42613220), (10, 34090576), (13, 26223520), (16, 21306610), (17, 20053280), (20, 17045288), (26, 13111760), (31, 10996960), (32, 10653305), (34, 10026640), (40, 8522644), (52, 6555880), (62, 5498480), (65, 5244704), (68, 5013320), (80, 4261322), (85, 4010656), (104, 3277940), (124, 2749240), (130, 2622352), (136, 2506660), (155, 2199392), (160, 2130661), (170, 2005328), (208, 1638970), (221, 1542560), (248, 1374620), (260, 1311176), (272, 1253330), (310, 1099696), (311, 1096160), (340, 1002664), (403, 845920), (416, 819485), (442, 771280), (496, 687310), (520, 655588), (527, 646880), (544, 626665), (620, 549848), (622, 548080), (680, 501332), (806, 422960), (884, 385640), (992, 343655), (1040, 327794), (1054, 323440), (1105, 308512), (1240, 274924), (1244, 274040), (1360, 250666), (1555, 219232), (1612, 211480), (1768, 192820), (2015, 169184), (2080, 163897), (2108, 161720), (2210, 154256), (2480, 137462), (2488, 137020), (2635, 129376), (2720, 125333), (3110, 109616), (3224, 105740), (3536, 96410), (4030, 84592), (4043, 84320), (4216, 80860), (4420, 77128), (4960, 68731), (4976, 68510), (5270, 64688), (5287, 64480), (6220, 54808), (6448, 52870), (6851, 49760), (7072, 48205), (8060, 42296), (8086, 42160), (8432, 40430), (8840, 38564), (9641, 35360), (9952, 34255), (10540, 32344), (10574, 32240), (12440, 27404), (12896, 26435), (13702, 24880), (16120, 21148), (16172, 21080), (16864, 20215), (17680, 19282)]