21466971760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:592

約数の個数: 240

約数和(自身を含む): 56845611648

約数和(自身を除く): 35378639888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 47, 52, 62, 65, 80, 94, 104, 124, 130, 155, 188, 208, 235, 248, 260, 310, 376, 403, 457, 470, 496, 520, 611, 620, 752, 806, 914, 940, 961, 1040, 1222, 1240, 1457, 1612, 1828, 1880, 1922, 2015, 2285, 2444, 2480, 2914, 3055, 3224, 3656, 3760, 3844, 4030, 4570, 4805, 4888, 5828, 5941, 6110, 6448, 7285, 7312, 7688, 8060, 9140, 9610, 9776, 11656, 11882, 12220, 12493, 14167, 14570, 15376, 16120, 18280, 18941, 19220, 21479, 23312, 23764, 24440, 24986, 28334, 29140, 29705, 32240, 36560, 37882, 38440, 42958, 45167, 47528, 48880, 49972, 56668, 58280, 59410, 62465, 70835, 75764, 76880, 85916, 90334, 94705, 95056, 99944, 107395, 113336, 116560, 118820, 124930, 141670, 151528, 171832, 180668, 184171, 189410, 199888, 214790, 225835, 226672, 237640, 249860, 279227, 283340, 303056, 343664, 361336, 368342, 378820, 429580, 439177, 451670, 475280, 499720, 558454, 566680, 587171, 665849, 722672, 736684, 757640, 859160, 878354, 903340, 920855, 999440, 1116908, 1133360, 1174342, 1331698, 1396135, 1473368, 1515280, 1718320, 1756708, 1806680, 1841710, 2195885, 2233816, 2348684, 2663396, 2792270, 2935855, 2946736, 3329245, 3513416, 3613360, 3683420, 4391770, 4467632, 4697368, 5326792, 5584540, 5709301, 5871710, 6658490, 7026832, 7366840, 8656037, 8783540, 9394736, 10653584, 11169080, 11418602, 11743420, 13316980, 14733680, 17312074, 17567080, 20641319, 22338160, 22837204, 23486840, 26633960, 28546505, 34624148, 35134160, 41282638, 43280185, 45674408, 46973680, 53267920, 57093010, 69248296, 82565276, 86560370, 91348816, 103206595, 114186020, 138496592, 165130552, 173120740, 206413190, 228372040, 268337147, 330261104, 346241480, 412826380, 456744080, 536674294, 692482960, 825652760, 1073348588, 1341685735, 1651305520, 2146697176, 2683371470, 4293394352, 5366742940, 10733485880, 21466971760]

約数ペア:

[(1, 21466971760), (2, 10733485880), (4, 5366742940), (5, 4293394352), (8, 2683371470), (10, 2146697176), (13, 1651305520), (16, 1341685735), (20, 1073348588), (26, 825652760), (31, 692482960), (40, 536674294), (47, 456744080), (52, 412826380), (62, 346241480), (65, 330261104), (80, 268337147), (94, 228372040), (104, 206413190), (124, 173120740), (130, 165130552), (155, 138496592), (188, 114186020), (208, 103206595), (235, 91348816), (248, 86560370), (260, 82565276), (310, 69248296), (376, 57093010), (403, 53267920), (457, 46973680), (470, 45674408), (496, 43280185), (520, 41282638), (611, 35134160), (620, 34624148), (752, 28546505), (806, 26633960), (914, 23486840), (940, 22837204), (961, 22338160), (1040, 20641319), (1222, 17567080), (1240, 17312074), (1457, 14733680), (1612, 13316980), (1828, 11743420), (1880, 11418602), (1922, 11169080), (2015, 10653584), (2285, 9394736), (2444, 8783540), (2480, 8656037), (2914, 7366840), (3055, 7026832), (3224, 6658490), (3656, 5871710), (3760, 5709301), (3844, 5584540), (4030, 5326792), (4570, 4697368), (4805, 4467632), (4888, 4391770), (5828, 3683420), (5941, 3613360), (6110, 3513416), (6448, 3329245), (7285, 2946736), (7312, 2935855), (7688, 2792270), (8060, 2663396), (9140, 2348684), (9610, 2233816), (9776, 2195885), (11656, 1841710), (11882, 1806680), (12220, 1756708), (12493, 1718320), (14167, 1515280), (14570, 1473368), (15376, 1396135), (16120, 1331698), (18280, 1174342), (18941, 1133360), (19220, 1116908), (21479, 999440), (23312, 920855), (23764, 903340), (24440, 878354), (24986, 859160), (28334, 757640), (29140, 736684), (29705, 722672), (32240, 665849), (36560, 587171), (37882, 566680), (38440, 558454), (42958, 499720), (45167, 475280), (47528, 451670), (48880, 439177), (49972, 429580), (56668, 378820), (58280, 368342), (59410, 361336), (62465, 343664), (70835, 303056), (75764, 283340), (76880, 279227), (85916, 249860), (90334, 237640), (94705, 226672), (95056, 225835), (99944, 214790), (107395, 199888), (113336, 189410), (116560, 184171), (118820, 180668), (124930, 171832), (141670, 151528)]