21421493520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1721}}^1$

素因数の和:2014

約数の個数: 320

約数和(自身を含む): 78714961920

約数和(自身を除く): 57293468400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 239, 240, 248, 280, 310, 336, 372, 420, 434, 465, 478, 496, 560, 620, 651, 717, 744, 840, 868, 930, 956, 1085, 1195, 1240, 1302, 1434, 1488, 1673, 1680, 1721, 1736, 1860, 1912, 2170, 2390, 2480, 2604, 2868, 3255, 3346, 3442, 3472, 3585, 3720, 3824, 4340, 4780, 5019, 5163, 5208, 5736, 6510, 6692, 6884, 7170, 7409, 7440, 8365, 8605, 8680, 9560, 10038, 10326, 10416, 11472, 12047, 13020, 13384, 13768, 14340, 14818, 16730, 17210, 17360, 19120, 20076, 20652, 22227, 24094, 25095, 25815, 26040, 26768, 27536, 28680, 29636, 33460, 34420, 36141, 37045, 40152, 41304, 44454, 48188, 50190, 51630, 51863, 52080, 53351, 57360, 59272, 60235, 66920, 68840, 72282, 74090, 80304, 82608, 88908, 96376, 100380, 103260, 103726, 106702, 111135, 118544, 120470, 133840, 137680, 144564, 148180, 155589, 160053, 177816, 180705, 192752, 200760, 206520, 207452, 213404, 222270, 240940, 259315, 266755, 289128, 296360, 311178, 320106, 355632, 361410, 373457, 401520, 411319, 413040, 414904, 426808, 444540, 481880, 518630, 533510, 578256, 592720, 622356, 640212, 722820, 746914, 777945, 800265, 822638, 829808, 853616, 889080, 963760, 1037260, 1067020, 1120371, 1233957, 1244712, 1280424, 1445640, 1493828, 1555890, 1600530, 1645276, 1778160, 1867285, 2056595, 2074520, 2134040, 2240742, 2467914, 2489424, 2560848, 2879233, 2891280, 2987656, 3111780, 3201060, 3290552, 3734570, 4113190, 4149040, 4268080, 4481484, 4935828, 5601855, 5758466, 5975312, 6169785, 6223560, 6402120, 6581104, 7469140, 8226380, 8637699, 8962968, 9871656, 11203710, 11516932, 12339570, 12447120, 12750889, 12804240, 14396165, 14938280, 16452760, 17275398, 17925936, 19743312, 22407420, 23033864, 24679140, 25501778, 28792330, 29876560, 32905520, 34550796, 38252667, 43188495, 44814840, 46067728, 49358280, 51003556, 57584660, 63754445, 69101592, 76505334, 86376990, 89256223, 89629680, 98716560, 102007112, 115169320, 127508890, 138203184, 153010668, 172753980, 178512446, 191263335, 204014224, 230338640, 255017780, 267768669, 306021336, 345507960, 357024892, 382526670, 446281115, 510035560, 535537338, 612042672, 691015920, 714049784, 765053340, 892562230, 1020071120, 1071074676, 1338843345, 1428099568, 1530106680, 1785124460, 2142149352, 2677686690, 3060213360, 3570248920, 4284298704, 5355373380, 7140497840, 10710746760, 21421493520]

約数ペア:

[(1, 21421493520), (2, 10710746760), (3, 7140497840), (4, 5355373380), (5, 4284298704), (6, 3570248920), (7, 3060213360), (8, 2677686690), (10, 2142149352), (12, 1785124460), (14, 1530106680), (15, 1428099568), (16, 1338843345), (20, 1071074676), (21, 1020071120), (24, 892562230), (28, 765053340), (30, 714049784), (31, 691015920), (35, 612042672), (40, 535537338), (42, 510035560), (48, 446281115), (56, 382526670), (60, 357024892), (62, 345507960), (70, 306021336), (80, 267768669), (84, 255017780), (93, 230338640), (105, 204014224), (112, 191263335), (120, 178512446), (124, 172753980), (140, 153010668), (155, 138203184), (168, 127508890), (186, 115169320), (210, 102007112), (217, 98716560), (239, 89629680), (240, 89256223), (248, 86376990), (280, 76505334), (310, 69101592), (336, 63754445), (372, 57584660), (420, 51003556), (434, 49358280), (465, 46067728), (478, 44814840), (496, 43188495), (560, 38252667), (620, 34550796), (651, 32905520), (717, 29876560), (744, 28792330), (840, 25501778), (868, 24679140), (930, 23033864), (956, 22407420), (1085, 19743312), (1195, 17925936), (1240, 17275398), (1302, 16452760), (1434, 14938280), (1488, 14396165), (1673, 12804240), (1680, 12750889), (1721, 12447120), (1736, 12339570), (1860, 11516932), (1912, 11203710), (2170, 9871656), (2390, 8962968), (2480, 8637699), (2604, 8226380), (2868, 7469140), (3255, 6581104), (3346, 6402120), (3442, 6223560), (3472, 6169785), (3585, 5975312), (3720, 5758466), (3824, 5601855), (4340, 4935828), (4780, 4481484), (5019, 4268080), (5163, 4149040), (5208, 4113190), (5736, 3734570), (6510, 3290552), (6692, 3201060), (6884, 3111780), (7170, 2987656), (7409, 2891280), (7440, 2879233), (8365, 2560848), (8605, 2489424), (8680, 2467914), (9560, 2240742), (10038, 2134040), (10326, 2074520), (10416, 2056595), (11472, 1867285), (12047, 1778160), (13020, 1645276), (13384, 1600530), (13768, 1555890), (14340, 1493828), (14818, 1445640), (16730, 1280424), (17210, 1244712), (17360, 1233957), (19120, 1120371), (20076, 1067020), (20652, 1037260), (22227, 963760), (24094, 889080), (25095, 853616), (25815, 829808), (26040, 822638), (26768, 800265), (27536, 777945), (28680, 746914), (29636, 722820), (33460, 640212), (34420, 622356), (36141, 592720), (37045, 578256), (40152, 533510), (41304, 518630), (44454, 481880), (48188, 444540), (50190, 426808), (51630, 414904), (51863, 413040), (52080, 411319), (53351, 401520), (57360, 373457), (59272, 361410), (60235, 355632), (66920, 320106), (68840, 311178), (72282, 296360), (74090, 289128), (80304, 266755), (82608, 259315), (88908, 240940), (96376, 222270), (100380, 213404), (103260, 207452), (103726, 206520), (106702, 200760), (111135, 192752), (118544, 180705), (120470, 177816), (133840, 160053), (137680, 155589), (144564, 148180)]