490544000

素因数分解:

$2^7\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 256

約数和(自身を含む): 1344245760

約数和(自身を除く): 853701760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 32, 40, 43, 46, 50, 62, 64, 80, 86, 92, 100, 115, 124, 125, 128, 155, 160, 172, 184, 200, 215, 230, 248, 250, 310, 320, 344, 368, 400, 430, 460, 496, 500, 575, 620, 640, 688, 713, 736, 775, 800, 860, 920, 989, 992, 1000, 1075, 1150, 1240, 1333, 1376, 1426, 1472, 1550, 1600, 1720, 1840, 1978, 1984, 2000, 2150, 2300, 2480, 2666, 2752, 2852, 2875, 2944, 3100, 3200, 3440, 3565, 3680, 3875, 3956, 3968, 4000, 4300, 4600, 4945, 4960, 5332, 5375, 5504, 5704, 5750, 6200, 6665, 6880, 7130, 7360, 7750, 7912, 8000, 8600, 9200, 9890, 9920, 10664, 10750, 11408, 11500, 12400, 13330, 13760, 14260, 14720, 15500, 15824, 16000, 17200, 17825, 18400, 19780, 19840, 21328, 21500, 22816, 23000, 24725, 24800, 26660, 27520, 28520, 30659, 31000, 31648, 33325, 34400, 35650, 36800, 39560, 42656, 43000, 45632, 46000, 49450, 49600, 53320, 57040, 61318, 62000, 63296, 66650, 68800, 71300, 73600, 79120, 85312, 86000, 89125, 91264, 92000, 98900, 99200, 106640, 114080, 122636, 123625, 124000, 126592, 133300, 137600, 142600, 153295, 158240, 166625, 170624, 172000, 178250, 184000, 197800, 213280, 228160, 245272, 247250, 248000, 266600, 285200, 306590, 316480, 333250, 344000, 356500, 368000, 395600, 426560, 456320, 490544, 494500, 496000, 533200, 570400, 613180, 632960, 666500, 688000, 713000, 766475, 791200, 853120, 981088, 989000, 1066400, 1140800, 1226360, 1333000, 1426000, 1532950, 1582400, 1962176, 1978000, 2132800, 2281600, 2452720, 2666000, 2852000, 3065900, 3164800, 3832375, 3924352, 3956000, 4265600, 4905440, 5332000, 5704000, 6131800, 7664750, 7912000, 9810880, 10664000, 11408000, 12263600, 15329500, 15824000, 19621760, 21328000, 24527200, 30659000, 49054400, 61318000, 98108800, 122636000, 245272000, 490544000]

約数ペア:

[(1, 490544000), (2, 245272000), (4, 122636000), (5, 98108800), (8, 61318000), (10, 49054400), (16, 30659000), (20, 24527200), (23, 21328000), (25, 19621760), (31, 15824000), (32, 15329500), (40, 12263600), (43, 11408000), (46, 10664000), (50, 9810880), (62, 7912000), (64, 7664750), (80, 6131800), (86, 5704000), (92, 5332000), (100, 4905440), (115, 4265600), (124, 3956000), (125, 3924352), (128, 3832375), (155, 3164800), (160, 3065900), (172, 2852000), (184, 2666000), (200, 2452720), (215, 2281600), (230, 2132800), (248, 1978000), (250, 1962176), (310, 1582400), (320, 1532950), (344, 1426000), (368, 1333000), (400, 1226360), (430, 1140800), (460, 1066400), (496, 989000), (500, 981088), (575, 853120), (620, 791200), (640, 766475), (688, 713000), (713, 688000), (736, 666500), (775, 632960), (800, 613180), (860, 570400), (920, 533200), (989, 496000), (992, 494500), (1000, 490544), (1075, 456320), (1150, 426560), (1240, 395600), (1333, 368000), (1376, 356500), (1426, 344000), (1472, 333250), (1550, 316480), (1600, 306590), (1720, 285200), (1840, 266600), (1978, 248000), (1984, 247250), (2000, 245272), (2150, 228160), (2300, 213280), (2480, 197800), (2666, 184000), (2752, 178250), (2852, 172000), (2875, 170624), (2944, 166625), (3100, 158240), (3200, 153295), (3440, 142600), (3565, 137600), (3680, 133300), (3875, 126592), (3956, 124000), (3968, 123625), (4000, 122636), (4300, 114080), (4600, 106640), (4945, 99200), (4960, 98900), (5332, 92000), (5375, 91264), (5504, 89125), (5704, 86000), (5750, 85312), (6200, 79120), (6665, 73600), (6880, 71300), (7130, 68800), (7360, 66650), (7750, 63296), (7912, 62000), (8000, 61318), (8600, 57040), (9200, 53320), (9890, 49600), (9920, 49450), (10664, 46000), (10750, 45632), (11408, 43000), (11500, 42656), (12400, 39560), (13330, 36800), (13760, 35650), (14260, 34400), (14720, 33325), (15500, 31648), (15824, 31000), (16000, 30659), (17200, 28520), (17825, 27520), (18400, 26660), (19780, 24800), (19840, 24725), (21328, 23000), (21500, 22816)]