515840000

素因数分解:

$2^{11}\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 240

約数和(自身を含む): 1432791360

約数和(自身を除く): 916951360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 125, 128, 130, 155, 160, 200, 208, 248, 250, 256, 260, 310, 320, 325, 400, 403, 416, 496, 500, 512, 520, 620, 625, 640, 650, 775, 800, 806, 832, 992, 1000, 1024, 1040, 1240, 1250, 1280, 1300, 1550, 1600, 1612, 1625, 1664, 1984, 2000, 2015, 2048, 2080, 2480, 2500, 2560, 2600, 3100, 3200, 3224, 3250, 3328, 3875, 3968, 4000, 4030, 4160, 4960, 5000, 5120, 5200, 6200, 6400, 6448, 6500, 6656, 7750, 7936, 8000, 8060, 8125, 8320, 9920, 10000, 10075, 10240, 10400, 12400, 12800, 12896, 13000, 13312, 15500, 15872, 16000, 16120, 16250, 16640, 19375, 19840, 20000, 20150, 20800, 24800, 25600, 25792, 26000, 26624, 31000, 31744, 32000, 32240, 32500, 33280, 38750, 39680, 40000, 40300, 41600, 49600, 50375, 51200, 51584, 52000, 62000, 63488, 64000, 64480, 65000, 66560, 77500, 79360, 80000, 80600, 83200, 99200, 100750, 103168, 104000, 124000, 128000, 128960, 130000, 133120, 155000, 158720, 160000, 161200, 166400, 198400, 201500, 206336, 208000, 248000, 251875, 256000, 257920, 260000, 310000, 317440, 320000, 322400, 332800, 396800, 403000, 412672, 416000, 496000, 503750, 515840, 520000, 620000, 640000, 644800, 665600, 793600, 806000, 825344, 832000, 992000, 1007500, 1031680, 1040000, 1240000, 1280000, 1289600, 1587200, 1612000, 1664000, 1984000, 2015000, 2063360, 2080000, 2480000, 2579200, 3224000, 3328000, 3968000, 4030000, 4126720, 4160000, 4960000, 5158400, 6448000, 7936000, 8060000, 8320000, 9920000, 10316800, 12896000, 16120000, 16640000, 19840000, 20633600, 25792000, 32240000, 39680000, 51584000, 64480000, 103168000, 128960000, 257920000, 515840000]

約数ペア:

[(1, 515840000), (2, 257920000), (4, 128960000), (5, 103168000), (8, 64480000), (10, 51584000), (13, 39680000), (16, 32240000), (20, 25792000), (25, 20633600), (26, 19840000), (31, 16640000), (32, 16120000), (40, 12896000), (50, 10316800), (52, 9920000), (62, 8320000), (64, 8060000), (65, 7936000), (80, 6448000), (100, 5158400), (104, 4960000), (124, 4160000), (125, 4126720), (128, 4030000), (130, 3968000), (155, 3328000), (160, 3224000), (200, 2579200), (208, 2480000), (248, 2080000), (250, 2063360), (256, 2015000), (260, 1984000), (310, 1664000), (320, 1612000), (325, 1587200), (400, 1289600), (403, 1280000), (416, 1240000), (496, 1040000), (500, 1031680), (512, 1007500), (520, 992000), (620, 832000), (625, 825344), (640, 806000), (650, 793600), (775, 665600), (800, 644800), (806, 640000), (832, 620000), (992, 520000), (1000, 515840), (1024, 503750), (1040, 496000), (1240, 416000), (1250, 412672), (1280, 403000), (1300, 396800), (1550, 332800), (1600, 322400), (1612, 320000), (1625, 317440), (1664, 310000), (1984, 260000), (2000, 257920), (2015, 256000), (2048, 251875), (2080, 248000), (2480, 208000), (2500, 206336), (2560, 201500), (2600, 198400), (3100, 166400), (3200, 161200), (3224, 160000), (3250, 158720), (3328, 155000), (3875, 133120), (3968, 130000), (4000, 128960), (4030, 128000), (4160, 124000), (4960, 104000), (5000, 103168), (5120, 100750), (5200, 99200), (6200, 83200), (6400, 80600), (6448, 80000), (6500, 79360), (6656, 77500), (7750, 66560), (7936, 65000), (8000, 64480), (8060, 64000), (8125, 63488), (8320, 62000), (9920, 52000), (10000, 51584), (10075, 51200), (10240, 50375), (10400, 49600), (12400, 41600), (12800, 40300), (12896, 40000), (13000, 39680), (13312, 38750), (15500, 33280), (15872, 32500), (16000, 32240), (16120, 32000), (16250, 31744), (16640, 31000), (19375, 26624), (19840, 26000), (20000, 25792), (20150, 25600), (20800, 24800)]