218567440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4289}}^1$

素因数の和:4329

約数の個数: 120

約数和(自身を含む): 636756120

約数和(自身を除く): 418188680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 4289, 5096, 6370, 7280, 8578, 10192, 12740, 17156, 21445, 25480, 30023, 34312, 42890, 50960, 55757, 60046, 68624, 85780, 111514, 120092, 150115, 171560, 210161, 223028, 240184, 278785, 300230, 343120, 390299, 420322, 446056, 480368, 557570, 600460, 780598, 840644, 892112, 1050805, 1115140, 1200920, 1561196, 1681288, 1951495, 2101610, 2230280, 2401840, 2732093, 3122392, 3362576, 3902990, 4203220, 4460560, 5464186, 6244784, 7805980, 8406440, 10928372, 13660465, 15611960, 16812880, 21856744, 27320930, 31223920, 43713488, 54641860, 109283720, 218567440]

約数ペア:

[(1, 218567440), (2, 109283720), (4, 54641860), (5, 43713488), (7, 31223920), (8, 27320930), (10, 21856744), (13, 16812880), (14, 15611960), (16, 13660465), (20, 10928372), (26, 8406440), (28, 7805980), (35, 6244784), (40, 5464186), (49, 4460560), (52, 4203220), (56, 3902990), (65, 3362576), (70, 3122392), (80, 2732093), (91, 2401840), (98, 2230280), (104, 2101610), (112, 1951495), (130, 1681288), (140, 1561196), (182, 1200920), (196, 1115140), (208, 1050805), (245, 892112), (260, 840644), (280, 780598), (364, 600460), (392, 557570), (455, 480368), (490, 446056), (520, 420322), (560, 390299), (637, 343120), (728, 300230), (784, 278785), (910, 240184), (980, 223028), (1040, 210161), (1274, 171560), (1456, 150115), (1820, 120092), (1960, 111514), (2548, 85780), (3185, 68624), (3640, 60046), (3920, 55757), (4289, 50960), (5096, 42890), (6370, 34312), (7280, 30023), (8578, 25480), (10192, 21445), (12740, 17156)]