21250963440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73973}}^1$

素因数の和:74021

約数の個数: 320

約数和(自身を含む): 88058649600

約数和(自身を除く): 66807686160

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, 756, 760, 798, 840, 855, 912, 945, 1008, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1512, 1520, 1596, 1680, 1710, 1890, 1995, 2052, 2128, 2160, 2280, 2394, 2520, 2565, 2660, 2736, 3024, 3192, 3420, 3591, 3780, 3990, 4104, 4560, 4788, 5040, 5130, 5320, 5985, 6384, 6840, 7182, 7560, 7980, 8208, 9576, 10260, 10640, 11970, 13680, 14364, 15120, 15960, 17955, 19152, 20520, 23940, 28728, 31920, 35910, 41040, 47880, 57456, 71820, 73973, 95760, 143640, 147946, 221919, 287280, 295892, 369865, 443838, 517811, 591784, 665757, 739730, 887676, 1035622, 1109595, 1183568, 1331514, 1405487, 1479460, 1553433, 1775352, 1997271, 2071244, 2219190, 2589055, 2663028, 2810974, 2958920, 3106866, 3328785, 3550704, 3994542, 4142488, 4216461, 4438380, 4660299, 5178110, 5326056, 5621948, 5917840, 6213732, 6657570, 7027435, 7767165, 7989084, 8284976, 8432922, 8876760, 9320598, 9838409, 9986355, 10356220, 10652112, 11243896, 12427464, 12649383, 13315140, 13980897, 14054870, 15534330, 15978168, 16865844, 17753520, 18641196, 19676818, 19972710, 20712440, 21082305, 22487792, 23301495, 24854928, 25298766, 26630280, 27961794, 28109740, 29515227, 31068660, 31956336, 33731688, 37282392, 37948149, 39353636, 39945420, 41424880, 42164610, 46602990, 49192045, 50597532, 53260560, 55923588, 56219480, 59030454, 62137320, 63246915, 67463376, 69904485, 74564784, 75896298, 78707272, 79890840, 84329220, 88545681, 93205980, 98384090, 101195064, 111847176, 112438960, 118060908, 124274640, 126493830, 139808970, 147576135, 151792596, 157414544, 159781680, 168658440, 177091362, 186411960, 189740745, 196768180, 202390128, 223694352, 236121816, 252987660, 265637043, 279617940, 295152270, 303585192, 337316880, 354182724, 372823920, 379481490, 393536360, 442728405, 472243632, 505975320, 531274086, 559235880, 590304540, 607170384, 708365448, 758962980, 787072720, 885456810, 1011950640, 1062548172, 1118471760, 1180609080, 1328185215, 1416730896, 1517925960, 1770913620, 2125096344, 2361218160, 2656370430, 3035851920, 3541827240, 4250192688, 5312740860, 7083654480, 10625481720, 21250963440]

約数ペア:

[(1, 21250963440), (2, 10625481720), (3, 7083654480), (4, 5312740860), (5, 4250192688), (6, 3541827240), (7, 3035851920), (8, 2656370430), (9, 2361218160), (10, 2125096344), (12, 1770913620), (14, 1517925960), (15, 1416730896), (16, 1328185215), (18, 1180609080), (19, 1118471760), (20, 1062548172), (21, 1011950640), (24, 885456810), (27, 787072720), (28, 758962980), (30, 708365448), (35, 607170384), (36, 590304540), (38, 559235880), (40, 531274086), (42, 505975320), (45, 472243632), (48, 442728405), (54, 393536360), (56, 379481490), (57, 372823920), (60, 354182724), (63, 337316880), (70, 303585192), (72, 295152270), (76, 279617940), (80, 265637043), (84, 252987660), (90, 236121816), (95, 223694352), (105, 202390128), (108, 196768180), (112, 189740745), (114, 186411960), (120, 177091362), (126, 168658440), (133, 159781680), (135, 157414544), (140, 151792596), (144, 147576135), (152, 139808970), (168, 126493830), (171, 124274640), (180, 118060908), (189, 112438960), (190, 111847176), (210, 101195064), (216, 98384090), (228, 93205980), (240, 88545681), (252, 84329220), (266, 79890840), (270, 78707272), (280, 75896298), (285, 74564784), (304, 69904485), (315, 67463376), (336, 63246915), (342, 62137320), (360, 59030454), (378, 56219480), (380, 55923588), (399, 53260560), (420, 50597532), (432, 49192045), (456, 46602990), (504, 42164610), (513, 41424880), (532, 39945420), (540, 39353636), (560, 37948149), (570, 37282392), (630, 33731688), (665, 31956336), (684, 31068660), (720, 29515227), (756, 28109740), (760, 27961794), (798, 26630280), (840, 25298766), (855, 24854928), (912, 23301495), (945, 22487792), (1008, 21082305), (1026, 20712440), (1064, 19972710), (1080, 19676818), (1140, 18641196), (1197, 17753520), (1260, 16865844), (1330, 15978168), (1368, 15534330), (1512, 14054870), (1520, 13980897), (1596, 13315140), (1680, 12649383), (1710, 12427464), (1890, 11243896), (1995, 10652112), (2052, 10356220), (2128, 9986355), (2160, 9838409), (2280, 9320598), (2394, 8876760), (2520, 8432922), (2565, 8284976), (2660, 7989084), (2736, 7767165), (3024, 7027435), (3192, 6657570), (3420, 6213732), (3591, 5917840), (3780, 5621948), (3990, 5326056), (4104, 5178110), (4560, 4660299), (4788, 4438380), (5040, 4216461), (5130, 4142488), (5320, 3994542), (5985, 3550704), (6384, 3328785), (6840, 3106866), (7182, 2958920), (7560, 2810974), (7980, 2663028), (8208, 2589055), (9576, 2219190), (10260, 2071244), (10640, 1997271), (11970, 1775352), (13680, 1553433), (14364, 1479460), (15120, 1405487), (15960, 1331514), (17955, 1183568), (19152, 1109595), (20520, 1035622), (23940, 887676), (28728, 739730), (31920, 665757), (35910, 591784), (41040, 517811), (47880, 443838), (57456, 369865), (71820, 295892), (73973, 287280), (95760, 221919), (143640, 147946)]