1215977728

素因数分解:

$2^8\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:173

約数の個数: 216

約数和(自身を含む): 3019887360

約数和(自身を除く): 1803909632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 53, 56, 59, 62, 64, 98, 106, 112, 118, 124, 128, 196, 212, 217, 224, 236, 248, 256, 371, 392, 413, 424, 434, 448, 472, 496, 742, 784, 826, 848, 868, 896, 944, 992, 1484, 1519, 1568, 1643, 1652, 1696, 1736, 1792, 1829, 1888, 1984, 2597, 2891, 2968, 3038, 3127, 3136, 3286, 3304, 3392, 3472, 3658, 3776, 3968, 5194, 5782, 5936, 6076, 6254, 6272, 6572, 6608, 6784, 6944, 7316, 7552, 7936, 10388, 11501, 11564, 11872, 12152, 12508, 12544, 12803, 13144, 13216, 13568, 13888, 14632, 15104, 20776, 21889, 23002, 23128, 23744, 24304, 25016, 25606, 26288, 26432, 27776, 29264, 41552, 43778, 46004, 46256, 47488, 48608, 50032, 51212, 52576, 52864, 55552, 58528, 80507, 83104, 87556, 89621, 92008, 92512, 94976, 96937, 97216, 100064, 102424, 105152, 105728, 117056, 153223, 161014, 166208, 175112, 179242, 184016, 185024, 193874, 194432, 200128, 204848, 210304, 234112, 306446, 322028, 332416, 350224, 358484, 368032, 370048, 387748, 388864, 400256, 409696, 420608, 468224, 612892, 644056, 664832, 678559, 700448, 716968, 736064, 740096, 775496, 800512, 819392, 1225784, 1288112, 1357118, 1400896, 1433936, 1472128, 1550992, 1638784, 2451568, 2576224, 2714236, 2801792, 2867872, 2944256, 3101984, 3277568, 4749913, 4903136, 5152448, 5428472, 5603584, 5735744, 6203968, 9499826, 9806272, 10304896, 10856944, 11471488, 12407936, 18999652, 19612544, 20609792, 21713888, 22942976, 24815872, 37999304, 39225088, 43427776, 75998608, 86855552, 151997216, 173711104, 303994432, 607988864, 1215977728]

約数ペア:

[(1, 1215977728), (2, 607988864), (4, 303994432), (7, 173711104), (8, 151997216), (14, 86855552), (16, 75998608), (28, 43427776), (31, 39225088), (32, 37999304), (49, 24815872), (53, 22942976), (56, 21713888), (59, 20609792), (62, 19612544), (64, 18999652), (98, 12407936), (106, 11471488), (112, 10856944), (118, 10304896), (124, 9806272), (128, 9499826), (196, 6203968), (212, 5735744), (217, 5603584), (224, 5428472), (236, 5152448), (248, 4903136), (256, 4749913), (371, 3277568), (392, 3101984), (413, 2944256), (424, 2867872), (434, 2801792), (448, 2714236), (472, 2576224), (496, 2451568), (742, 1638784), (784, 1550992), (826, 1472128), (848, 1433936), (868, 1400896), (896, 1357118), (944, 1288112), (992, 1225784), (1484, 819392), (1519, 800512), (1568, 775496), (1643, 740096), (1652, 736064), (1696, 716968), (1736, 700448), (1792, 678559), (1829, 664832), (1888, 644056), (1984, 612892), (2597, 468224), (2891, 420608), (2968, 409696), (3038, 400256), (3127, 388864), (3136, 387748), (3286, 370048), (3304, 368032), (3392, 358484), (3472, 350224), (3658, 332416), (3776, 322028), (3968, 306446), (5194, 234112), (5782, 210304), (5936, 204848), (6076, 200128), (6254, 194432), (6272, 193874), (6572, 185024), (6608, 184016), (6784, 179242), (6944, 175112), (7316, 166208), (7552, 161014), (7936, 153223), (10388, 117056), (11501, 105728), (11564, 105152), (11872, 102424), (12152, 100064), (12508, 97216), (12544, 96937), (12803, 94976), (13144, 92512), (13216, 92008), (13568, 89621), (13888, 87556), (14632, 83104), (15104, 80507), (20776, 58528), (21889, 55552), (23002, 52864), (23128, 52576), (23744, 51212), (24304, 50032), (25016, 48608), (25606, 47488), (26288, 46256), (26432, 46004), (27776, 43778), (29264, 41552)]