21102167520

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{99689}}^1$

素因数の和:99727

約数の個数: 288

約数和(自身を含む): 85916829600

約数和(自身を除く): 64814662080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 336, 360, 378, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 630, 672, 720, 735, 756, 784, 840, 864, 882, 945, 980, 1008, 1080, 1120, 1176, 1260, 1323, 1440, 1470, 1512, 1568, 1680, 1764, 1890, 1960, 2016, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3360, 3528, 3780, 3920, 4320, 4410, 4704, 5040, 5292, 5880, 6048, 6615, 7056, 7560, 7840, 8820, 10080, 10584, 11760, 13230, 14112, 15120, 17640, 21168, 23520, 26460, 30240, 35280, 42336, 52920, 70560, 99689, 105840, 199378, 211680, 299067, 398756, 498445, 598134, 697823, 797512, 897201, 996890, 1196268, 1395646, 1495335, 1595024, 1794402, 1993780, 2093469, 2392536, 2691603, 2791292, 2990670, 3190048, 3489115, 3588804, 3987560, 4186938, 4486005, 4785072, 4884761, 5383206, 5582584, 5981340, 6280407, 6978230, 7177608, 7975120, 8373876, 8972010, 9570144, 9769522, 10467345, 10766412, 11165168, 11962680, 12560814, 13458015, 13956460, 14355216, 14654283, 15950240, 16747752, 17944020, 18841221, 19539044, 20934690, 21532824, 22330336, 23925360, 24423805, 25121628, 26916030, 27912920, 28710432, 29308566, 31402035, 33495504, 35888040, 37682442, 39078088, 41869380, 43065648, 43962849, 47850720, 48847610, 50243256, 53832060, 55825840, 58617132, 62804070, 66991008, 71776080, 73271415, 75364884, 78156176, 83738760, 86131296, 87925698, 94206105, 97695220, 100486512, 107664120, 111651680, 117234264, 125608140, 131888547, 143552160, 146542830, 150729768, 156312352, 167477520, 175851396, 188412210, 195390440, 200973024, 215328240, 219814245, 234468528, 251216280, 263777094, 293085660, 301459536, 334955040, 351702792, 376824420, 390780880, 430656480, 439628490, 468937056, 502432560, 527554188, 586171320, 602919072, 659442735, 703405584, 753648840, 781561760, 879256980, 1004865120, 1055108376, 1172342640, 1318885470, 1406811168, 1507297680, 1758513960, 2110216752, 2344685280, 2637770940, 3014595360, 3517027920, 4220433504, 5275541880, 7034055840, 10551083760, 21102167520]

約数ペア:

[(1, 21102167520), (2, 10551083760), (3, 7034055840), (4, 5275541880), (5, 4220433504), (6, 3517027920), (7, 3014595360), (8, 2637770940), (9, 2344685280), (10, 2110216752), (12, 1758513960), (14, 1507297680), (15, 1406811168), (16, 1318885470), (18, 1172342640), (20, 1055108376), (21, 1004865120), (24, 879256980), (27, 781561760), (28, 753648840), (30, 703405584), (32, 659442735), (35, 602919072), (36, 586171320), (40, 527554188), (42, 502432560), (45, 468937056), (48, 439628490), (49, 430656480), (54, 390780880), (56, 376824420), (60, 351702792), (63, 334955040), (70, 301459536), (72, 293085660), (80, 263777094), (84, 251216280), (90, 234468528), (96, 219814245), (98, 215328240), (105, 200973024), (108, 195390440), (112, 188412210), (120, 175851396), (126, 167477520), (135, 156312352), (140, 150729768), (144, 146542830), (147, 143552160), (160, 131888547), (168, 125608140), (180, 117234264), (189, 111651680), (196, 107664120), (210, 100486512), (216, 97695220), (224, 94206105), (240, 87925698), (245, 86131296), (252, 83738760), (270, 78156176), (280, 75364884), (288, 73271415), (294, 71776080), (315, 66991008), (336, 62804070), (360, 58617132), (378, 55825840), (392, 53832060), (420, 50243256), (432, 48847610), (441, 47850720), (480, 43962849), (490, 43065648), (504, 41869380), (540, 39078088), (560, 37682442), (588, 35888040), (630, 33495504), (672, 31402035), (720, 29308566), (735, 28710432), (756, 27912920), (784, 26916030), (840, 25121628), (864, 24423805), (882, 23925360), (945, 22330336), (980, 21532824), (1008, 20934690), (1080, 19539044), (1120, 18841221), (1176, 17944020), (1260, 16747752), (1323, 15950240), (1440, 14654283), (1470, 14355216), (1512, 13956460), (1568, 13458015), (1680, 12560814), (1764, 11962680), (1890, 11165168), (1960, 10766412), (2016, 10467345), (2160, 9769522), (2205, 9570144), (2352, 8972010), (2520, 8373876), (2646, 7975120), (2940, 7177608), (3024, 6978230), (3360, 6280407), (3528, 5981340), (3780, 5582584), (3920, 5383206), (4320, 4884761), (4410, 4785072), (4704, 4486005), (5040, 4186938), (5292, 3987560), (5880, 3588804), (6048, 3489115), (6615, 3190048), (7056, 2990670), (7560, 2791292), (7840, 2691603), (8820, 2392536), (10080, 2093469), (10584, 1993780), (11760, 1794402), (13230, 1595024), (14112, 1495335), (15120, 1395646), (17640, 1196268), (21168, 996890), (23520, 897201), (26460, 797512), (30240, 697823), (35280, 598134), (42336, 498445), (52920, 398756), (70560, 299067), (99689, 211680), (105840, 199378)]