261593291008

素因数分解:

$2^8\times 7^5\times {\mathrm{163}}^1\times {\mathrm{373}}^1$

素因数の和:587

約数の個数: 216

約数和(自身を含む): 614567583168

約数和(自身を除く): 352974292160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 163, 196, 224, 256, 326, 343, 373, 392, 448, 652, 686, 746, 784, 896, 1141, 1304, 1372, 1492, 1568, 1792, 2282, 2401, 2608, 2611, 2744, 2984, 3136, 4564, 4802, 5216, 5222, 5488, 5968, 6272, 7987, 9128, 9604, 10432, 10444, 10976, 11936, 12544, 15974, 16807, 18256, 18277, 19208, 20864, 20888, 21952, 23872, 31948, 33614, 36512, 36554, 38416, 41728, 41776, 43904, 47744, 55909, 60799, 63896, 67228, 73024, 73108, 76832, 83552, 87808, 95488, 111818, 121598, 127792, 127939, 134456, 146048, 146216, 153664, 167104, 223636, 243196, 255584, 255878, 268912, 292096, 292432, 307328, 334208, 391363, 425593, 447272, 486392, 511168, 511756, 537824, 584864, 614656, 668416, 782726, 851186, 894544, 895573, 972784, 1022336, 1023512, 1075648, 1169728, 1565452, 1702372, 1789088, 1791146, 1945568, 2044672, 2047024, 2151296, 2339456, 2739541, 2979151, 3130904, 3404744, 3578176, 3582292, 3891136, 4094048, 4302592, 4678912, 5479082, 5958302, 6261808, 6269011, 6809488, 7156352, 7164584, 7782272, 8188096, 10958164, 11916604, 12523616, 12538022, 13618976, 14312704, 14329168, 15564544, 16376192, 20854057, 21916328, 23833208, 25047232, 25076044, 27237952, 28658336, 32752384, 41708114, 43832656, 47666416, 50094464, 50152088, 54475904, 57316672, 83416228, 87665312, 95332832, 100188928, 100304176, 108951808, 114633344, 145978399, 166832456, 175330624, 190665664, 200608352, 229266688, 291956798, 333664912, 350661248, 381331328, 401216704, 583913596, 667329824, 701322496, 762662656, 802433408, 1021848793, 1167827192, 1334659648, 1604866816, 2043697586, 2335654384, 2669319296, 4087395172, 4671308768, 5338638592, 8174790344, 9342617536, 16349580688, 18685235072, 32699161376, 37370470144, 65398322752, 130796645504, 261593291008]

約数ペア:

[(1, 261593291008), (2, 130796645504), (4, 65398322752), (7, 37370470144), (8, 32699161376), (14, 18685235072), (16, 16349580688), (28, 9342617536), (32, 8174790344), (49, 5338638592), (56, 4671308768), (64, 4087395172), (98, 2669319296), (112, 2335654384), (128, 2043697586), (163, 1604866816), (196, 1334659648), (224, 1167827192), (256, 1021848793), (326, 802433408), (343, 762662656), (373, 701322496), (392, 667329824), (448, 583913596), (652, 401216704), (686, 381331328), (746, 350661248), (784, 333664912), (896, 291956798), (1141, 229266688), (1304, 200608352), (1372, 190665664), (1492, 175330624), (1568, 166832456), (1792, 145978399), (2282, 114633344), (2401, 108951808), (2608, 100304176), (2611, 100188928), (2744, 95332832), (2984, 87665312), (3136, 83416228), (4564, 57316672), (4802, 54475904), (5216, 50152088), (5222, 50094464), (5488, 47666416), (5968, 43832656), (6272, 41708114), (7987, 32752384), (9128, 28658336), (9604, 27237952), (10432, 25076044), (10444, 25047232), (10976, 23833208), (11936, 21916328), (12544, 20854057), (15974, 16376192), (16807, 15564544), (18256, 14329168), (18277, 14312704), (19208, 13618976), (20864, 12538022), (20888, 12523616), (21952, 11916604), (23872, 10958164), (31948, 8188096), (33614, 7782272), (36512, 7164584), (36554, 7156352), (38416, 6809488), (41728, 6269011), (41776, 6261808), (43904, 5958302), (47744, 5479082), (55909, 4678912), (60799, 4302592), (63896, 4094048), (67228, 3891136), (73024, 3582292), (73108, 3578176), (76832, 3404744), (83552, 3130904), (87808, 2979151), (95488, 2739541), (111818, 2339456), (121598, 2151296), (127792, 2047024), (127939, 2044672), (134456, 1945568), (146048, 1791146), (146216, 1789088), (153664, 1702372), (167104, 1565452), (223636, 1169728), (243196, 1075648), (255584, 1023512), (255878, 1022336), (268912, 972784), (292096, 895573), (292432, 894544), (307328, 851186), (334208, 782726), (391363, 668416), (425593, 614656), (447272, 584864), (486392, 537824), (511168, 511756)]