78022980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{20641}}^1$

素因数の和:20666

約数の個数: 96

約数和(自身を含む): 277428480

約数和(自身を除く): 199405500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 20641, 41282, 61923, 82564, 103205, 123846, 144487, 185769, 206410, 247692, 288974, 309615, 371538, 412820, 433461, 557307, 577948, 619230, 722435, 743076, 866922, 928845, 1114614, 1238460, 1300383, 1444870, 1733844, 1857690, 2167305, 2229228, 2600766, 2786535, 2889740, 3715380, 3901149, 4334610, 5201532, 5573070, 6501915, 7802298, 8669220, 11146140, 13003830, 15604596, 19505745, 26007660, 39011490, 78022980]

約数ペア:

[(1, 78022980), (2, 39011490), (3, 26007660), (4, 19505745), (5, 15604596), (6, 13003830), (7, 11146140), (9, 8669220), (10, 7802298), (12, 6501915), (14, 5573070), (15, 5201532), (18, 4334610), (20, 3901149), (21, 3715380), (27, 2889740), (28, 2786535), (30, 2600766), (35, 2229228), (36, 2167305), (42, 1857690), (45, 1733844), (54, 1444870), (60, 1300383), (63, 1238460), (70, 1114614), (84, 928845), (90, 866922), (105, 743076), (108, 722435), (126, 619230), (135, 577948), (140, 557307), (180, 433461), (189, 412820), (210, 371538), (252, 309615), (270, 288974), (315, 247692), (378, 206410), (420, 185769), (540, 144487), (630, 123846), (756, 103205), (945, 82564), (1260, 61923), (1890, 41282), (3780, 20641)]