189563920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2003}}^1$

素因数の和:2049

約数の個数: 120

約数和(自身を含む): 545697216

約数和(自身を除く): 356133296

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 455, 520, 560, 676, 728, 845, 910, 1040, 1183, 1352, 1456, 1690, 1820, 2003, 2366, 2704, 3380, 3640, 4006, 4732, 5915, 6760, 7280, 8012, 9464, 10015, 11830, 13520, 14021, 16024, 18928, 20030, 23660, 26039, 28042, 32048, 40060, 47320, 52078, 56084, 70105, 80120, 94640, 104156, 112168, 130195, 140210, 160240, 182273, 208312, 224336, 260390, 280420, 338507, 364546, 416624, 520780, 560840, 677014, 729092, 911365, 1041560, 1121680, 1354028, 1458184, 1692535, 1822730, 2083120, 2369549, 2708056, 2916368, 3385070, 3645460, 4739098, 5416112, 6770140, 7290920, 9478196, 11847745, 13540280, 14581840, 18956392, 23695490, 27080560, 37912784, 47390980, 94781960, 189563920]

約数ペア:

[(1, 189563920), (2, 94781960), (4, 47390980), (5, 37912784), (7, 27080560), (8, 23695490), (10, 18956392), (13, 14581840), (14, 13540280), (16, 11847745), (20, 9478196), (26, 7290920), (28, 6770140), (35, 5416112), (40, 4739098), (52, 3645460), (56, 3385070), (65, 2916368), (70, 2708056), (80, 2369549), (91, 2083120), (104, 1822730), (112, 1692535), (130, 1458184), (140, 1354028), (169, 1121680), (182, 1041560), (208, 911365), (260, 729092), (280, 677014), (338, 560840), (364, 520780), (455, 416624), (520, 364546), (560, 338507), (676, 280420), (728, 260390), (845, 224336), (910, 208312), (1040, 182273), (1183, 160240), (1352, 140210), (1456, 130195), (1690, 112168), (1820, 104156), (2003, 94640), (2366, 80120), (2704, 70105), (3380, 56084), (3640, 52078), (4006, 47320), (4732, 40060), (5915, 32048), (6760, 28042), (7280, 26039), (8012, 23660), (9464, 20030), (10015, 18928), (11830, 16024), (13520, 14021)]