51322320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:642

約数の個数: 240

約数和(自身を含む): 208915200

約数和(自身を除く): 157592880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 168, 170, 180, 204, 210, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 476, 504, 510, 560, 595, 599, 612, 630, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1190, 1198, 1224, 1260, 1360, 1428, 1530, 1680, 1785, 1797, 1904, 2040, 2142, 2380, 2396, 2448, 2520, 2856, 2995, 3060, 3570, 3594, 4080, 4193, 4284, 4760, 4792, 5040, 5355, 5391, 5712, 5990, 6120, 7140, 7188, 8386, 8568, 8985, 9520, 9584, 10183, 10710, 10782, 11980, 12240, 12579, 14280, 14376, 16772, 17136, 17970, 20366, 20965, 21420, 21564, 23960, 25158, 26955, 28560, 28752, 30549, 33544, 35940, 37737, 40732, 41930, 42840, 43128, 47920, 50316, 50915, 53910, 61098, 62895, 67088, 71281, 71880, 75474, 81464, 83860, 85680, 86256, 91647, 100632, 101830, 107820, 122196, 125790, 142562, 143760, 150948, 152745, 162928, 167720, 183294, 188685, 201264, 203660, 213843, 215640, 244392, 251580, 285124, 301896, 305490, 335440, 356405, 366588, 377370, 407320, 427686, 431280, 458235, 488784, 503160, 570248, 603792, 610980, 641529, 712810, 733176, 754740, 814640, 855372, 916470, 1006320, 1069215, 1140496, 1221960, 1283058, 1425620, 1466352, 1509480, 1710744, 1832940, 2138430, 2443920, 2566116, 2851240, 3018960, 3207645, 3421488, 3665880, 4276860, 5132232, 5702480, 6415290, 7331760, 8553720, 10264464, 12830580, 17107440, 25661160, 51322320]

約数ペア:

[(1, 51322320), (2, 25661160), (3, 17107440), (4, 12830580), (5, 10264464), (6, 8553720), (7, 7331760), (8, 6415290), (9, 5702480), (10, 5132232), (12, 4276860), (14, 3665880), (15, 3421488), (16, 3207645), (17, 3018960), (18, 2851240), (20, 2566116), (21, 2443920), (24, 2138430), (28, 1832940), (30, 1710744), (34, 1509480), (35, 1466352), (36, 1425620), (40, 1283058), (42, 1221960), (45, 1140496), (48, 1069215), (51, 1006320), (56, 916470), (60, 855372), (63, 814640), (68, 754740), (70, 733176), (72, 712810), (80, 641529), (84, 610980), (85, 603792), (90, 570248), (102, 503160), (105, 488784), (112, 458235), (119, 431280), (120, 427686), (126, 407320), (136, 377370), (140, 366588), (144, 356405), (153, 335440), (168, 305490), (170, 301896), (180, 285124), (204, 251580), (210, 244392), (238, 215640), (240, 213843), (252, 203660), (255, 201264), (272, 188685), (280, 183294), (306, 167720), (315, 162928), (336, 152745), (340, 150948), (357, 143760), (360, 142562), (408, 125790), (420, 122196), (476, 107820), (504, 101830), (510, 100632), (560, 91647), (595, 86256), (599, 85680), (612, 83860), (630, 81464), (680, 75474), (714, 71880), (720, 71281), (765, 67088), (816, 62895), (840, 61098), (952, 53910), (1008, 50915), (1020, 50316), (1071, 47920), (1190, 43128), (1198, 42840), (1224, 41930), (1260, 40732), (1360, 37737), (1428, 35940), (1530, 33544), (1680, 30549), (1785, 28752), (1797, 28560), (1904, 26955), (2040, 25158), (2142, 23960), (2380, 21564), (2396, 21420), (2448, 20965), (2520, 20366), (2856, 17970), (2995, 17136), (3060, 16772), (3570, 14376), (3594, 14280), (4080, 12579), (4193, 12240), (4284, 11980), (4760, 10782), (4792, 10710), (5040, 10183), (5355, 9584), (5391, 9520), (5712, 8985), (5990, 8568), (6120, 8386), (7140, 7188)]