1025728000

素因数分解:

$2^9\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 320

約数和(自身を含む): 2941526016

約数和(自身を除く): 1915798016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 47, 50, 55, 62, 64, 80, 88, 94, 100, 110, 124, 125, 128, 155, 160, 176, 188, 200, 220, 235, 248, 250, 256, 275, 310, 320, 341, 352, 376, 400, 440, 470, 496, 500, 512, 517, 550, 620, 640, 682, 704, 752, 775, 800, 880, 940, 992, 1000, 1034, 1100, 1175, 1240, 1280, 1364, 1375, 1408, 1457, 1504, 1550, 1600, 1705, 1760, 1880, 1984, 2000, 2068, 2200, 2350, 2480, 2560, 2585, 2728, 2750, 2816, 2914, 3008, 3100, 3200, 3410, 3520, 3760, 3875, 3968, 4000, 4136, 4400, 4700, 4960, 5170, 5456, 5500, 5632, 5828, 5875, 6016, 6200, 6400, 6820, 7040, 7285, 7520, 7750, 7936, 8000, 8272, 8525, 8800, 9400, 9920, 10340, 10912, 11000, 11656, 11750, 12032, 12400, 12800, 12925, 13640, 14080, 14570, 15040, 15500, 15872, 16000, 16027, 16544, 17050, 17600, 18800, 19840, 20680, 21824, 22000, 23312, 23500, 24064, 24800, 25850, 27280, 28160, 29140, 30080, 31000, 32000, 32054, 33088, 34100, 35200, 36425, 37600, 39680, 41360, 42625, 43648, 44000, 46624, 47000, 49600, 51700, 54560, 58280, 60160, 62000, 64000, 64108, 64625, 66176, 68200, 70400, 72850, 75200, 79360, 80135, 82720, 85250, 87296, 88000, 93248, 94000, 99200, 103400, 109120, 116560, 120320, 124000, 128216, 129250, 132352, 136400, 140800, 145700, 150400, 160270, 165440, 170500, 174592, 176000, 182125, 186496, 188000, 198400, 206800, 218240, 233120, 248000, 256432, 258500, 264704, 272800, 291400, 300800, 320540, 330880, 341000, 352000, 364250, 372992, 376000, 396800, 400675, 413600, 436480, 466240, 496000, 512864, 517000, 545600, 582800, 601600, 641080, 661760, 682000, 704000, 728500, 745984, 752000, 801350, 827200, 872960, 932480, 992000, 1025728, 1034000, 1091200, 1165600, 1282160, 1323520, 1364000, 1457000, 1504000, 1602700, 1654400, 1864960, 1984000, 2003375, 2051456, 2068000, 2182400, 2331200, 2564320, 2728000, 2914000, 3008000, 3205400, 3308800, 3729920, 4006750, 4102912, 4136000, 4364800, 4662400, 5128640, 5456000, 5828000, 6410800, 6617600, 8013500, 8205824, 8272000, 9324800, 10257280, 10912000, 11656000, 12821600, 16027000, 16544000, 18649600, 20514560, 21824000, 23312000, 25643200, 32054000, 33088000, 41029120, 46624000, 51286400, 64108000, 93248000, 102572800, 128216000, 205145600, 256432000, 512864000, 1025728000]

約数ペア:

[(1, 1025728000), (2, 512864000), (4, 256432000), (5, 205145600), (8, 128216000), (10, 102572800), (11, 93248000), (16, 64108000), (20, 51286400), (22, 46624000), (25, 41029120), (31, 33088000), (32, 32054000), (40, 25643200), (44, 23312000), (47, 21824000), (50, 20514560), (55, 18649600), (62, 16544000), (64, 16027000), (80, 12821600), (88, 11656000), (94, 10912000), (100, 10257280), (110, 9324800), (124, 8272000), (125, 8205824), (128, 8013500), (155, 6617600), (160, 6410800), (176, 5828000), (188, 5456000), (200, 5128640), (220, 4662400), (235, 4364800), (248, 4136000), (250, 4102912), (256, 4006750), (275, 3729920), (310, 3308800), (320, 3205400), (341, 3008000), (352, 2914000), (376, 2728000), (400, 2564320), (440, 2331200), (470, 2182400), (496, 2068000), (500, 2051456), (512, 2003375), (517, 1984000), (550, 1864960), (620, 1654400), (640, 1602700), (682, 1504000), (704, 1457000), (752, 1364000), (775, 1323520), (800, 1282160), (880, 1165600), (940, 1091200), (992, 1034000), (1000, 1025728), (1034, 992000), (1100, 932480), (1175, 872960), (1240, 827200), (1280, 801350), (1364, 752000), (1375, 745984), (1408, 728500), (1457, 704000), (1504, 682000), (1550, 661760), (1600, 641080), (1705, 601600), (1760, 582800), (1880, 545600), (1984, 517000), (2000, 512864), (2068, 496000), (2200, 466240), (2350, 436480), (2480, 413600), (2560, 400675), (2585, 396800), (2728, 376000), (2750, 372992), (2816, 364250), (2914, 352000), (3008, 341000), (3100, 330880), (3200, 320540), (3410, 300800), (3520, 291400), (3760, 272800), (3875, 264704), (3968, 258500), (4000, 256432), (4136, 248000), (4400, 233120), (4700, 218240), (4960, 206800), (5170, 198400), (5456, 188000), (5500, 186496), (5632, 182125), (5828, 176000), (5875, 174592), (6016, 170500), (6200, 165440), (6400, 160270), (6820, 150400), (7040, 145700), (7285, 140800), (7520, 136400), (7750, 132352), (7936, 129250), (8000, 128216), (8272, 124000), (8525, 120320), (8800, 116560), (9400, 109120), (9920, 103400), (10340, 99200), (10912, 94000), (11000, 93248), (11656, 88000), (11750, 87296), (12032, 85250), (12400, 82720), (12800, 80135), (12925, 79360), (13640, 75200), (14080, 72850), (14570, 70400), (15040, 68200), (15500, 66176), (15872, 64625), (16000, 64108), (16027, 64000), (16544, 62000), (17050, 60160), (17600, 58280), (18800, 54560), (19840, 51700), (20680, 49600), (21824, 47000), (22000, 46624), (23312, 44000), (23500, 43648), (24064, 42625), (24800, 41360), (25850, 39680), (27280, 37600), (28160, 36425), (29140, 35200), (30080, 34100), (31000, 33088), (32000, 32054)]