251242320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:522

約数の個数: 320

約数和(自身を含む): 994222080

約数和(自身を除く): 742979760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 48, 51, 56, 57, 60, 68, 70, 76, 80, 84, 85, 95, 102, 105, 112, 114, 119, 120, 133, 136, 140, 152, 168, 170, 190, 204, 210, 228, 238, 240, 255, 266, 272, 280, 285, 304, 323, 336, 340, 357, 380, 399, 408, 420, 456, 463, 476, 510, 532, 560, 570, 595, 646, 665, 680, 714, 760, 798, 816, 840, 912, 926, 952, 969, 1020, 1064, 1140, 1190, 1292, 1330, 1360, 1389, 1428, 1520, 1596, 1615, 1680, 1785, 1852, 1904, 1938, 1995, 2040, 2128, 2261, 2280, 2315, 2380, 2584, 2660, 2778, 2856, 3192, 3230, 3241, 3570, 3704, 3876, 3990, 4080, 4522, 4560, 4630, 4760, 4845, 5168, 5320, 5556, 5712, 6384, 6460, 6482, 6783, 6945, 7140, 7408, 7752, 7871, 7980, 8797, 9044, 9260, 9520, 9690, 9723, 10640, 11112, 11305, 12920, 12964, 13566, 13890, 14280, 15504, 15742, 15960, 16205, 17594, 18088, 18520, 19380, 19446, 22224, 22610, 23613, 25840, 25928, 26391, 27132, 27780, 28560, 31484, 31920, 32410, 33915, 35188, 36176, 37040, 38760, 38892, 39355, 43985, 45220, 47226, 48615, 51856, 52782, 54264, 55097, 55560, 61579, 62968, 64820, 67830, 70376, 77520, 77784, 78710, 87970, 90440, 94452, 97230, 105564, 108528, 110194, 111120, 118065, 123158, 125936, 129640, 131955, 135660, 140752, 149549, 155568, 157420, 165291, 175940, 180880, 184737, 188904, 194460, 211128, 220388, 236130, 246316, 259280, 263910, 271320, 275485, 299098, 307895, 314840, 330582, 351880, 369474, 377808, 388920, 422256, 440776, 448647, 472260, 492632, 527820, 542640, 550970, 598196, 615790, 629680, 661164, 703760, 738948, 747745, 777840, 826455, 881552, 897294, 923685, 944520, 985264, 1046843, 1055640, 1101940, 1196392, 1231580, 1322328, 1477896, 1495490, 1652910, 1794588, 1847370, 1889040, 2093686, 2111280, 2203880, 2243235, 2392784, 2463160, 2644656, 2955792, 2990980, 3140529, 3305820, 3589176, 3694740, 4187372, 4407760, 4486470, 4926320, 5234215, 5981960, 6281058, 6611640, 7178352, 7389480, 8374744, 8972940, 10468430, 11963920, 12562116, 13223280, 14778960, 15702645, 16749488, 17945880, 20936860, 25124232, 31405290, 35891760, 41873720, 50248464, 62810580, 83747440, 125621160, 251242320]

約数ペア:

[(1, 251242320), (2, 125621160), (3, 83747440), (4, 62810580), (5, 50248464), (6, 41873720), (7, 35891760), (8, 31405290), (10, 25124232), (12, 20936860), (14, 17945880), (15, 16749488), (16, 15702645), (17, 14778960), (19, 13223280), (20, 12562116), (21, 11963920), (24, 10468430), (28, 8972940), (30, 8374744), (34, 7389480), (35, 7178352), (38, 6611640), (40, 6281058), (42, 5981960), (48, 5234215), (51, 4926320), (56, 4486470), (57, 4407760), (60, 4187372), (68, 3694740), (70, 3589176), (76, 3305820), (80, 3140529), (84, 2990980), (85, 2955792), (95, 2644656), (102, 2463160), (105, 2392784), (112, 2243235), (114, 2203880), (119, 2111280), (120, 2093686), (133, 1889040), (136, 1847370), (140, 1794588), (152, 1652910), (168, 1495490), (170, 1477896), (190, 1322328), (204, 1231580), (210, 1196392), (228, 1101940), (238, 1055640), (240, 1046843), (255, 985264), (266, 944520), (272, 923685), (280, 897294), (285, 881552), (304, 826455), (323, 777840), (336, 747745), (340, 738948), (357, 703760), (380, 661164), (399, 629680), (408, 615790), (420, 598196), (456, 550970), (463, 542640), (476, 527820), (510, 492632), (532, 472260), (560, 448647), (570, 440776), (595, 422256), (646, 388920), (665, 377808), (680, 369474), (714, 351880), (760, 330582), (798, 314840), (816, 307895), (840, 299098), (912, 275485), (926, 271320), (952, 263910), (969, 259280), (1020, 246316), (1064, 236130), (1140, 220388), (1190, 211128), (1292, 194460), (1330, 188904), (1360, 184737), (1389, 180880), (1428, 175940), (1520, 165291), (1596, 157420), (1615, 155568), (1680, 149549), (1785, 140752), (1852, 135660), (1904, 131955), (1938, 129640), (1995, 125936), (2040, 123158), (2128, 118065), (2261, 111120), (2280, 110194), (2315, 108528), (2380, 105564), (2584, 97230), (2660, 94452), (2778, 90440), (2856, 87970), (3192, 78710), (3230, 77784), (3241, 77520), (3570, 70376), (3704, 67830), (3876, 64820), (3990, 62968), (4080, 61579), (4522, 55560), (4560, 55097), (4630, 54264), (4760, 52782), (4845, 51856), (5168, 48615), (5320, 47226), (5556, 45220), (5712, 43985), (6384, 39355), (6460, 38892), (6482, 38760), (6783, 37040), (6945, 36176), (7140, 35188), (7408, 33915), (7752, 32410), (7871, 31920), (7980, 31484), (8797, 28560), (9044, 27780), (9260, 27132), (9520, 26391), (9690, 25928), (9723, 25840), (10640, 23613), (11112, 22610), (11305, 22224), (12920, 19446), (12964, 19380), (13566, 18520), (13890, 18088), (14280, 17594), (15504, 16205), (15742, 15960)]