289582720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1747}}^1$

素因数の和:1810

約数の個数: 128

約数和(自身を含む): 813029760

約数和(自身を除く): 523447040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 560, 592, 640, 740, 896, 1036, 1120, 1184, 1295, 1480, 1747, 2072, 2240, 2368, 2590, 2960, 3494, 4144, 4480, 4736, 5180, 5920, 6988, 8288, 8735, 10360, 11840, 12229, 13976, 16576, 17470, 20720, 23680, 24458, 27952, 33152, 34940, 41440, 48916, 55904, 61145, 64639, 69880, 82880, 97832, 111808, 122290, 129278, 139760, 165760, 195664, 223616, 244580, 258556, 279520, 323195, 391328, 452473, 489160, 517112, 559040, 646390, 782656, 904946, 978320, 1034224, 1118080, 1292780, 1565312, 1809892, 1956640, 2068448, 2262365, 2585560, 3619784, 3913280, 4136896, 4524730, 5171120, 7239568, 7826560, 8273792, 9049460, 10342240, 14479136, 18098920, 20684480, 28958272, 36197840, 41368960, 57916544, 72395680, 144791360, 289582720]

約数ペア:

[(1, 289582720), (2, 144791360), (4, 72395680), (5, 57916544), (7, 41368960), (8, 36197840), (10, 28958272), (14, 20684480), (16, 18098920), (20, 14479136), (28, 10342240), (32, 9049460), (35, 8273792), (37, 7826560), (40, 7239568), (56, 5171120), (64, 4524730), (70, 4136896), (74, 3913280), (80, 3619784), (112, 2585560), (128, 2262365), (140, 2068448), (148, 1956640), (160, 1809892), (185, 1565312), (224, 1292780), (259, 1118080), (280, 1034224), (296, 978320), (320, 904946), (370, 782656), (448, 646390), (518, 559040), (560, 517112), (592, 489160), (640, 452473), (740, 391328), (896, 323195), (1036, 279520), (1120, 258556), (1184, 244580), (1295, 223616), (1480, 195664), (1747, 165760), (2072, 139760), (2240, 129278), (2368, 122290), (2590, 111808), (2960, 97832), (3494, 82880), (4144, 69880), (4480, 64639), (4736, 61145), (5180, 55904), (5920, 48916), (6988, 41440), (8288, 34940), (8735, 33152), (10360, 27952), (11840, 24458), (12229, 23680), (13976, 20720), (16576, 17470)]