20982117240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{438223}}^1$

素因数の和:438266

約数の個数: 192

約数和(自身を含む): 82035532800

約数和(自身を除く): 61053415560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1596, 1710, 1995, 2280, 2394, 2520, 2660, 3192, 3420, 3990, 4788, 5320, 5985, 6840, 7980, 9576, 11970, 15960, 23940, 47880, 438223, 876446, 1314669, 1752892, 2191115, 2629338, 3067561, 3505784, 3944007, 4382230, 5258676, 6135122, 6573345, 7888014, 8326237, 8764460, 9202683, 10517352, 12270244, 13146690, 15337805, 15776028, 16652474, 17528920, 18405366, 19720035, 24540488, 24978711, 26293380, 27608049, 30675610, 31552056, 33304948, 36810732, 39440070, 41631185, 46013415, 49957422, 52586760, 55216098, 58283659, 61351220, 66609896, 73621464, 74936133, 78880140, 83262370, 92026830, 99914844, 110432196, 116567318, 122702440, 124893555, 138040245, 149872266, 157760280, 166524740, 174850977, 184053660, 199829688, 220864392, 233134636, 249787110, 276080490, 291418295, 299744532, 333049480, 349701954, 368107320, 374680665, 466269272, 499574220, 524552931, 552160980, 582836590, 599489064, 699403908, 749361330, 874254885, 999148440, 1049105862, 1104321960, 1165673180, 1398807816, 1498722660, 1748509770, 2098211724, 2331346360, 2622764655, 2997445320, 3497019540, 4196423448, 5245529310, 6994039080, 10491058620, 20982117240]

約数ペア:

[(1, 20982117240), (2, 10491058620), (3, 6994039080), (4, 5245529310), (5, 4196423448), (6, 3497019540), (7, 2997445320), (8, 2622764655), (9, 2331346360), (10, 2098211724), (12, 1748509770), (14, 1498722660), (15, 1398807816), (18, 1165673180), (19, 1104321960), (20, 1049105862), (21, 999148440), (24, 874254885), (28, 749361330), (30, 699403908), (35, 599489064), (36, 582836590), (38, 552160980), (40, 524552931), (42, 499574220), (45, 466269272), (56, 374680665), (57, 368107320), (60, 349701954), (63, 333049480), (70, 299744532), (72, 291418295), (76, 276080490), (84, 249787110), (90, 233134636), (95, 220864392), (105, 199829688), (114, 184053660), (120, 174850977), (126, 166524740), (133, 157760280), (140, 149872266), (152, 138040245), (168, 124893555), (171, 122702440), (180, 116567318), (190, 110432196), (210, 99914844), (228, 92026830), (252, 83262370), (266, 78880140), (280, 74936133), (285, 73621464), (315, 66609896), (342, 61351220), (360, 58283659), (380, 55216098), (399, 52586760), (420, 49957422), (456, 46013415), (504, 41631185), (532, 39440070), (570, 36810732), (630, 33304948), (665, 31552056), (684, 30675610), (760, 27608049), (798, 26293380), (840, 24978711), (855, 24540488), (1064, 19720035), (1140, 18405366), (1197, 17528920), (1260, 16652474), (1330, 15776028), (1368, 15337805), (1596, 13146690), (1710, 12270244), (1995, 10517352), (2280, 9202683), (2394, 8764460), (2520, 8326237), (2660, 7888014), (3192, 6573345), (3420, 6135122), (3990, 5258676), (4788, 4382230), (5320, 3944007), (5985, 3505784), (6840, 3067561), (7980, 2629338), (9576, 2191115), (11970, 1752892), (15960, 1314669), (23940, 876446), (47880, 438223)]