206372880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{13649}}^1$

素因数の和:13678

約数の個数: 160

約数和(自身を含む): 812448000

約数和(自身を除く): 606075120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 13649, 15120, 27298, 40947, 54596, 68245, 81894, 95543, 109192, 122841, 136490, 163788, 191086, 204735, 218384, 245682, 272980, 286629, 327576, 368523, 382172, 409470, 477715, 491364, 545960, 573258, 614205, 655152, 737046, 764344, 818940, 859887, 955430, 982728, 1091920, 1146516, 1228410, 1433145, 1474092, 1528688, 1637880, 1719774, 1842615, 1910860, 1965456, 2293032, 2456820, 2579661, 2866290, 2948184, 3275760, 3439548, 3685230, 3821720, 4299435, 4586064, 4913640, 5159322, 5732580, 5896368, 6879096, 7370460, 7643440, 8598870, 9827280, 10318644, 11465160, 12898305, 13758192, 14740920, 17197740, 20637288, 22930320, 25796610, 29481840, 34395480, 41274576, 51593220, 68790960, 103186440, 206372880]

約数ペア:

[(1, 206372880), (2, 103186440), (3, 68790960), (4, 51593220), (5, 41274576), (6, 34395480), (7, 29481840), (8, 25796610), (9, 22930320), (10, 20637288), (12, 17197740), (14, 14740920), (15, 13758192), (16, 12898305), (18, 11465160), (20, 10318644), (21, 9827280), (24, 8598870), (27, 7643440), (28, 7370460), (30, 6879096), (35, 5896368), (36, 5732580), (40, 5159322), (42, 4913640), (45, 4586064), (48, 4299435), (54, 3821720), (56, 3685230), (60, 3439548), (63, 3275760), (70, 2948184), (72, 2866290), (80, 2579661), (84, 2456820), (90, 2293032), (105, 1965456), (108, 1910860), (112, 1842615), (120, 1719774), (126, 1637880), (135, 1528688), (140, 1474092), (144, 1433145), (168, 1228410), (180, 1146516), (189, 1091920), (210, 982728), (216, 955430), (240, 859887), (252, 818940), (270, 764344), (280, 737046), (315, 655152), (336, 614205), (360, 573258), (378, 545960), (420, 491364), (432, 477715), (504, 409470), (540, 382172), (560, 368523), (630, 327576), (720, 286629), (756, 272980), (840, 245682), (945, 218384), (1008, 204735), (1080, 191086), (1260, 163788), (1512, 136490), (1680, 122841), (1890, 109192), (2160, 95543), (2520, 81894), (3024, 68245), (3780, 54596), (5040, 40947), (7560, 27298), (13649, 15120)]