215747280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:799

約数の個数: 320

約数和(自身を含む): 895180800

約数和(自身を除く): 679433520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 168, 171, 180, 189, 190, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 336, 342, 360, 378, 380, 399, 420, 432, 456, 504, 513, 532, 540, 560, 570, 630, 665, 684, 720, 751, 756, 760, 798, 840, 855, 912, 945, 1008, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1502, 1512, 1520, 1596, 1680, 1710, 1890, 1995, 2052, 2128, 2160, 2253, 2280, 2394, 2520, 2565, 2660, 2736, 3004, 3024, 3192, 3420, 3591, 3755, 3780, 3990, 4104, 4506, 4560, 4788, 5040, 5130, 5257, 5320, 5985, 6008, 6384, 6759, 6840, 7182, 7510, 7560, 7980, 8208, 9012, 9576, 10260, 10514, 10640, 11265, 11970, 12016, 13518, 13680, 14269, 14364, 15020, 15120, 15771, 15960, 17955, 18024, 19152, 20277, 20520, 21028, 22530, 23940, 26285, 27036, 28538, 28728, 30040, 31542, 31920, 33795, 35910, 36048, 40554, 41040, 42056, 42807, 45060, 47313, 47880, 52570, 54072, 57076, 57456, 60080, 63084, 67590, 71345, 71820, 78855, 81108, 84112, 85614, 90120, 94626, 95760, 99883, 101385, 105140, 108144, 114152, 126168, 128421, 135180, 141939, 142690, 143640, 157710, 162216, 171228, 180240, 189252, 199766, 202770, 210280, 214035, 228304, 236565, 252336, 256842, 270360, 283878, 285380, 287280, 299649, 315420, 324432, 342456, 378504, 385263, 399532, 405540, 420560, 428070, 473130, 499415, 513684, 540720, 567756, 570760, 599298, 630840, 642105, 684912, 709695, 757008, 770526, 799064, 811080, 856140, 898947, 946260, 998830, 1027368, 1135512, 1141520, 1198596, 1261680, 1284210, 1419390, 1498245, 1541052, 1598128, 1622160, 1712280, 1797894, 1892520, 1926315, 1997660, 2054736, 2271024, 2397192, 2568420, 2696841, 2838780, 2996490, 3082104, 3424560, 3595788, 3785040, 3852630, 3995320, 4494735, 4794384, 5136840, 5393682, 5677560, 5992980, 6164208, 7191576, 7705260, 7990640, 8989470, 10273680, 10787364, 11355120, 11985960, 13484205, 14383152, 15410520, 17978940, 21574728, 23971920, 26968410, 30821040, 35957880, 43149456, 53936820, 71915760, 107873640, 215747280]

約数ペア:

[(1, 215747280), (2, 107873640), (3, 71915760), (4, 53936820), (5, 43149456), (6, 35957880), (7, 30821040), (8, 26968410), (9, 23971920), (10, 21574728), (12, 17978940), (14, 15410520), (15, 14383152), (16, 13484205), (18, 11985960), (19, 11355120), (20, 10787364), (21, 10273680), (24, 8989470), (27, 7990640), (28, 7705260), (30, 7191576), (35, 6164208), (36, 5992980), (38, 5677560), (40, 5393682), (42, 5136840), (45, 4794384), (48, 4494735), (54, 3995320), (56, 3852630), (57, 3785040), (60, 3595788), (63, 3424560), (70, 3082104), (72, 2996490), (76, 2838780), (80, 2696841), (84, 2568420), (90, 2397192), (95, 2271024), (105, 2054736), (108, 1997660), (112, 1926315), (114, 1892520), (120, 1797894), (126, 1712280), (133, 1622160), (135, 1598128), (140, 1541052), (144, 1498245), (152, 1419390), (168, 1284210), (171, 1261680), (180, 1198596), (189, 1141520), (190, 1135512), (210, 1027368), (216, 998830), (228, 946260), (240, 898947), (252, 856140), (266, 811080), (270, 799064), (280, 770526), (285, 757008), (304, 709695), (315, 684912), (336, 642105), (342, 630840), (360, 599298), (378, 570760), (380, 567756), (399, 540720), (420, 513684), (432, 499415), (456, 473130), (504, 428070), (513, 420560), (532, 405540), (540, 399532), (560, 385263), (570, 378504), (630, 342456), (665, 324432), (684, 315420), (720, 299649), (751, 287280), (756, 285380), (760, 283878), (798, 270360), (840, 256842), (855, 252336), (912, 236565), (945, 228304), (1008, 214035), (1026, 210280), (1064, 202770), (1080, 199766), (1140, 189252), (1197, 180240), (1260, 171228), (1330, 162216), (1368, 157710), (1502, 143640), (1512, 142690), (1520, 141939), (1596, 135180), (1680, 128421), (1710, 126168), (1890, 114152), (1995, 108144), (2052, 105140), (2128, 101385), (2160, 99883), (2253, 95760), (2280, 94626), (2394, 90120), (2520, 85614), (2565, 84112), (2660, 81108), (2736, 78855), (3004, 71820), (3024, 71345), (3192, 67590), (3420, 63084), (3591, 60080), (3755, 57456), (3780, 57076), (3990, 54072), (4104, 52570), (4506, 47880), (4560, 47313), (4788, 45060), (5040, 42807), (5130, 42056), (5257, 41040), (5320, 40554), (5985, 36048), (6008, 35910), (6384, 33795), (6759, 31920), (6840, 31542), (7182, 30040), (7510, 28728), (7560, 28538), (7980, 27036), (8208, 26285), (9012, 23940), (9576, 22530), (10260, 21028), (10514, 20520), (10640, 20277), (11265, 19152), (11970, 18024), (12016, 17955), (13518, 15960), (13680, 15771), (14269, 15120), (14364, 15020)]