1808988720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{809}}^1$

素因数の和:865

約数の個数: 320

約数和(自身を含む): 7058119680

約数和(自身を除く): 5249130960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 121, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 242, 264, 280, 308, 330, 336, 363, 385, 420, 440, 462, 484, 528, 560, 605, 616, 660, 726, 770, 809, 840, 847, 880, 924, 968, 1155, 1210, 1232, 1320, 1331, 1452, 1540, 1618, 1680, 1694, 1815, 1848, 1936, 2310, 2420, 2427, 2541, 2640, 2662, 2904, 3080, 3236, 3388, 3630, 3696, 3993, 4045, 4235, 4620, 4840, 4854, 5082, 5324, 5663, 5808, 6160, 6472, 6655, 6776, 7260, 7986, 8090, 8470, 8899, 9240, 9317, 9680, 9708, 10164, 10648, 11326, 12135, 12705, 12944, 13310, 13552, 14520, 15972, 16180, 16940, 16989, 17798, 18480, 18634, 19416, 19965, 20328, 21296, 22652, 24270, 25410, 26620, 26697, 27951, 28315, 29040, 31944, 32360, 33880, 33978, 35596, 37268, 38832, 39930, 40656, 44495, 45304, 46585, 48540, 50820, 53240, 53394, 55902, 56630, 62293, 63888, 64720, 67760, 67956, 71192, 74536, 79860, 84945, 88990, 90608, 93170, 97080, 97889, 101640, 106480, 106788, 111804, 113260, 124586, 133485, 135912, 139755, 142384, 149072, 159720, 169890, 177980, 186340, 186879, 194160, 195778, 203280, 213576, 223608, 226520, 249172, 266970, 271824, 279510, 293667, 311465, 319440, 339780, 355960, 372680, 373758, 391556, 427152, 447216, 453040, 489445, 498344, 533940, 559020, 587334, 622930, 679560, 685223, 711920, 745360, 747516, 783112, 934395, 978890, 996688, 1067880, 1076779, 1118040, 1174668, 1245860, 1359120, 1370446, 1468335, 1495032, 1566224, 1868790, 1957780, 2055669, 2135760, 2153558, 2236080, 2349336, 2491720, 2740892, 2936670, 2990064, 3230337, 3426115, 3737580, 3915560, 4111338, 4307116, 4698672, 4983440, 5383895, 5481784, 5873340, 6460674, 6852230, 7475160, 7537453, 7831120, 8222676, 8614232, 10278345, 10767790, 10963568, 11746680, 12921348, 13704460, 14950320, 15074906, 16151685, 16445352, 17228464, 20556690, 21535580, 22612359, 23493360, 25842696, 27408920, 30149812, 32303370, 32890704, 37687265, 41113380, 43071160, 45224718, 51685392, 54817840, 60299624, 64606740, 75374530, 82226760, 86142320, 90449436, 113061795, 120599248, 129213480, 150749060, 164453520, 180898872, 226123590, 258426960, 301498120, 361797744, 452247180, 602996240, 904494360, 1808988720]

約数ペア:

[(1, 1808988720), (2, 904494360), (3, 602996240), (4, 452247180), (5, 361797744), (6, 301498120), (7, 258426960), (8, 226123590), (10, 180898872), (11, 164453520), (12, 150749060), (14, 129213480), (15, 120599248), (16, 113061795), (20, 90449436), (21, 86142320), (22, 82226760), (24, 75374530), (28, 64606740), (30, 60299624), (33, 54817840), (35, 51685392), (40, 45224718), (42, 43071160), (44, 41113380), (48, 37687265), (55, 32890704), (56, 32303370), (60, 30149812), (66, 27408920), (70, 25842696), (77, 23493360), (80, 22612359), (84, 21535580), (88, 20556690), (105, 17228464), (110, 16445352), (112, 16151685), (120, 15074906), (121, 14950320), (132, 13704460), (140, 12921348), (154, 11746680), (165, 10963568), (168, 10767790), (176, 10278345), (210, 8614232), (220, 8222676), (231, 7831120), (240, 7537453), (242, 7475160), (264, 6852230), (280, 6460674), (308, 5873340), (330, 5481784), (336, 5383895), (363, 4983440), (385, 4698672), (420, 4307116), (440, 4111338), (462, 3915560), (484, 3737580), (528, 3426115), (560, 3230337), (605, 2990064), (616, 2936670), (660, 2740892), (726, 2491720), (770, 2349336), (809, 2236080), (840, 2153558), (847, 2135760), (880, 2055669), (924, 1957780), (968, 1868790), (1155, 1566224), (1210, 1495032), (1232, 1468335), (1320, 1370446), (1331, 1359120), (1452, 1245860), (1540, 1174668), (1618, 1118040), (1680, 1076779), (1694, 1067880), (1815, 996688), (1848, 978890), (1936, 934395), (2310, 783112), (2420, 747516), (2427, 745360), (2541, 711920), (2640, 685223), (2662, 679560), (2904, 622930), (3080, 587334), (3236, 559020), (3388, 533940), (3630, 498344), (3696, 489445), (3993, 453040), (4045, 447216), (4235, 427152), (4620, 391556), (4840, 373758), (4854, 372680), (5082, 355960), (5324, 339780), (5663, 319440), (5808, 311465), (6160, 293667), (6472, 279510), (6655, 271824), (6776, 266970), (7260, 249172), (7986, 226520), (8090, 223608), (8470, 213576), (8899, 203280), (9240, 195778), (9317, 194160), (9680, 186879), (9708, 186340), (10164, 177980), (10648, 169890), (11326, 159720), (12135, 149072), (12705, 142384), (12944, 139755), (13310, 135912), (13552, 133485), (14520, 124586), (15972, 113260), (16180, 111804), (16940, 106788), (16989, 106480), (17798, 101640), (18480, 97889), (18634, 97080), (19416, 93170), (19965, 90608), (20328, 88990), (21296, 84945), (22652, 79860), (24270, 74536), (25410, 71192), (26620, 67956), (26697, 67760), (27951, 64720), (28315, 63888), (29040, 62293), (31944, 56630), (32360, 55902), (33880, 53394), (33978, 53240), (35596, 50820), (37268, 48540), (38832, 46585), (39930, 45304), (40656, 44495)]