389405520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{77263}}^1$

素因数の和:77289

約数の個数: 120

約数和(自身を含む): 1494594816

約数和(自身を除く): 1105189296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 77263, 154526, 231789, 309052, 386315, 463578, 540841, 618104, 695367, 772630, 927156, 1081682, 1158945, 1236208, 1390734, 1545260, 1622523, 1854312, 2163364, 2317890, 2704205, 2781468, 3090520, 3245046, 3476835, 3708624, 4326728, 4635780, 4867569, 5408410, 5562936, 6181040, 6490092, 6953670, 8112615, 8653456, 9271560, 9735138, 10816820, 11125872, 12980184, 13907340, 16225230, 18543120, 19470276, 21633640, 24337845, 25960368, 27814680, 32450460, 38940552, 43267280, 48675690, 55629360, 64900920, 77881104, 97351380, 129801840, 194702760, 389405520]

約数ペア:

[(1, 389405520), (2, 194702760), (3, 129801840), (4, 97351380), (5, 77881104), (6, 64900920), (7, 55629360), (8, 48675690), (9, 43267280), (10, 38940552), (12, 32450460), (14, 27814680), (15, 25960368), (16, 24337845), (18, 21633640), (20, 19470276), (21, 18543120), (24, 16225230), (28, 13907340), (30, 12980184), (35, 11125872), (36, 10816820), (40, 9735138), (42, 9271560), (45, 8653456), (48, 8112615), (56, 6953670), (60, 6490092), (63, 6181040), (70, 5562936), (72, 5408410), (80, 4867569), (84, 4635780), (90, 4326728), (105, 3708624), (112, 3476835), (120, 3245046), (126, 3090520), (140, 2781468), (144, 2704205), (168, 2317890), (180, 2163364), (210, 1854312), (240, 1622523), (252, 1545260), (280, 1390734), (315, 1236208), (336, 1158945), (360, 1081682), (420, 927156), (504, 772630), (560, 695367), (630, 618104), (720, 540841), (840, 463578), (1008, 386315), (1260, 309052), (1680, 231789), (2520, 154526), (5040, 77263)]