1604551256

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:167

約数の個数: 256

約数和(自身を含む): 4199040000

約数和(自身を除く): 2594488744

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 49, 53, 56, 59, 68, 77, 88, 98, 106, 118, 119, 136, 154, 187, 196, 212, 236, 238, 308, 343, 371, 374, 392, 413, 424, 472, 476, 539, 583, 616, 649, 686, 742, 748, 826, 833, 901, 952, 1003, 1078, 1166, 1298, 1309, 1372, 1484, 1496, 1652, 1666, 1802, 2006, 2156, 2332, 2596, 2597, 2618, 2744, 2891, 2968, 3127, 3304, 3332, 3604, 3773, 4012, 4081, 4312, 4543, 4664, 5192, 5194, 5236, 5782, 5831, 6254, 6307, 6664, 7021, 7208, 7546, 8024, 8162, 9086, 9163, 9911, 10388, 10472, 11033, 11564, 11662, 12508, 12614, 14042, 15092, 16324, 18172, 18179, 18326, 19822, 20237, 20776, 21889, 22066, 23128, 23324, 25016, 25228, 28084, 28567, 30184, 31801, 32648, 34397, 36344, 36358, 36652, 39644, 40474, 43778, 44132, 44149, 46648, 49147, 50456, 53159, 56168, 57134, 63602, 64141, 68794, 69377, 72716, 73304, 77231, 79288, 80948, 87556, 88264, 88298, 98294, 106318, 114268, 127204, 128282, 137588, 138754, 145432, 153223, 154462, 161896, 175112, 176596, 196588, 199969, 212636, 222607, 228536, 240779, 254408, 256564, 275176, 277508, 306446, 308924, 309043, 344029, 353192, 372113, 393176, 399938, 425272, 445214, 481558, 485639, 513128, 540617, 555016, 584749, 612892, 617848, 618086, 688058, 744226, 799876, 890428, 963116, 971278, 1072561, 1081234, 1169498, 1225784, 1236172, 1376116, 1488452, 1599752, 1685453, 1780856, 1926232, 1942556, 2145122, 2162468, 2338996, 2472344, 2604791, 2752232, 2976904, 3370906, 3399473, 3784319, 3885112, 4093243, 4290244, 4324936, 4677992, 5209582, 6741812, 6798946, 7568638, 8186486, 8580488, 10419164, 11798171, 13483624, 13597892, 15137276, 16372972, 18233537, 20838328, 23596342, 27195784, 28652701, 30274552, 32745944, 36467074, 47192684, 57305402, 72934148, 94385368, 114610804, 145868296, 200568907, 229221608, 401137814, 802275628, 1604551256]

約数ペア:

[(1, 1604551256), (2, 802275628), (4, 401137814), (7, 229221608), (8, 200568907), (11, 145868296), (14, 114610804), (17, 94385368), (22, 72934148), (28, 57305402), (34, 47192684), (44, 36467074), (49, 32745944), (53, 30274552), (56, 28652701), (59, 27195784), (68, 23596342), (77, 20838328), (88, 18233537), (98, 16372972), (106, 15137276), (118, 13597892), (119, 13483624), (136, 11798171), (154, 10419164), (187, 8580488), (196, 8186486), (212, 7568638), (236, 6798946), (238, 6741812), (308, 5209582), (343, 4677992), (371, 4324936), (374, 4290244), (392, 4093243), (413, 3885112), (424, 3784319), (472, 3399473), (476, 3370906), (539, 2976904), (583, 2752232), (616, 2604791), (649, 2472344), (686, 2338996), (742, 2162468), (748, 2145122), (826, 1942556), (833, 1926232), (901, 1780856), (952, 1685453), (1003, 1599752), (1078, 1488452), (1166, 1376116), (1298, 1236172), (1309, 1225784), (1372, 1169498), (1484, 1081234), (1496, 1072561), (1652, 971278), (1666, 963116), (1802, 890428), (2006, 799876), (2156, 744226), (2332, 688058), (2596, 618086), (2597, 617848), (2618, 612892), (2744, 584749), (2891, 555016), (2968, 540617), (3127, 513128), (3304, 485639), (3332, 481558), (3604, 445214), (3773, 425272), (4012, 399938), (4081, 393176), (4312, 372113), (4543, 353192), (4664, 344029), (5192, 309043), (5194, 308924), (5236, 306446), (5782, 277508), (5831, 275176), (6254, 256564), (6307, 254408), (6664, 240779), (7021, 228536), (7208, 222607), (7546, 212636), (8024, 199969), (8162, 196588), (9086, 176596), (9163, 175112), (9911, 161896), (10388, 154462), (10472, 153223), (11033, 145432), (11564, 138754), (11662, 137588), (12508, 128282), (12614, 127204), (14042, 114268), (15092, 106318), (16324, 98294), (18172, 88298), (18179, 88264), (18326, 87556), (19822, 80948), (20237, 79288), (20776, 77231), (21889, 73304), (22066, 72716), (23128, 69377), (23324, 68794), (25016, 64141), (25228, 63602), (28084, 57134), (28567, 56168), (30184, 53159), (31801, 50456), (32648, 49147), (34397, 46648), (36344, 44149), (36358, 44132), (36652, 43778), (39644, 40474)]