21707671860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{3359}}^1$

素因数の和:3627

約数の個数: 288

約数和(自身を含む): 78900756480

約数和(自身を除く): 57193084620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 223, 230, 252, 276, 315, 322, 345, 414, 420, 446, 460, 483, 630, 644, 669, 690, 805, 828, 892, 966, 1035, 1115, 1260, 1338, 1380, 1449, 1561, 1610, 1932, 2007, 2070, 2230, 2415, 2676, 2898, 3122, 3220, 3345, 3359, 4014, 4140, 4460, 4683, 4830, 5129, 5796, 6244, 6690, 6718, 7245, 7805, 8028, 9366, 9660, 10035, 10077, 10258, 13380, 13436, 14049, 14490, 15387, 15610, 16795, 18732, 20070, 20154, 20516, 23415, 23513, 25645, 28098, 28980, 30231, 30774, 31220, 33590, 35903, 40140, 40308, 46161, 46830, 47026, 50385, 51290, 56196, 60462, 61548, 67180, 70245, 70539, 71806, 76935, 77257, 92322, 93660, 94052, 100770, 102580, 107709, 117565, 120924, 140490, 141078, 143612, 151155, 153870, 154514, 179515, 184644, 201540, 211617, 215418, 230805, 231771, 235130, 280980, 282156, 302310, 307740, 309028, 323127, 352695, 359030, 386285, 423234, 430836, 461610, 463542, 470260, 538545, 540799, 604620, 646254, 695313, 705390, 718060, 749057, 772570, 846468, 923220, 927084, 1058085, 1077090, 1081598, 1158855, 1292508, 1390626, 1410780, 1498114, 1545140, 1615635, 1622397, 2116170, 2154180, 2163196, 2247171, 2317710, 2703995, 2781252, 2996228, 3231270, 3244794, 3476565, 3745285, 4232340, 4494342, 4635420, 4867191, 5243399, 5407990, 6462540, 6489588, 6741513, 6953130, 7490570, 8111985, 8988684, 9734382, 10486798, 10815980, 11235855, 13483026, 13906260, 14981140, 15730197, 16223970, 17228311, 19468764, 20973596, 22471710, 24335955, 26216995, 26966052, 31460394, 32447940, 33707565, 34456622, 44943420, 47190591, 48671910, 51684933, 52433990, 62920788, 67415130, 68913244, 78650985, 86141555, 94381182, 97343820, 103369866, 104867980, 120598177, 134830260, 155054799, 157301970, 172283110, 188762364, 206739732, 235952955, 241196354, 258424665, 310109598, 314603940, 344566220, 361794531, 471905910, 482392708, 516849330, 602990885, 620219196, 723589062, 775273995, 943811820, 1033698660, 1085383593, 1205981770, 1447178124, 1550547990, 1808972655, 2170767186, 2411963540, 3101095980, 3617945310, 4341534372, 5426917965, 7235890620, 10853835930, 21707671860]

約数ペア:

[(1, 21707671860), (2, 10853835930), (3, 7235890620), (4, 5426917965), (5, 4341534372), (6, 3617945310), (7, 3101095980), (9, 2411963540), (10, 2170767186), (12, 1808972655), (14, 1550547990), (15, 1447178124), (18, 1205981770), (20, 1085383593), (21, 1033698660), (23, 943811820), (28, 775273995), (30, 723589062), (35, 620219196), (36, 602990885), (42, 516849330), (45, 482392708), (46, 471905910), (60, 361794531), (63, 344566220), (69, 314603940), (70, 310109598), (84, 258424665), (90, 241196354), (92, 235952955), (105, 206739732), (115, 188762364), (126, 172283110), (138, 157301970), (140, 155054799), (161, 134830260), (180, 120598177), (207, 104867980), (210, 103369866), (223, 97343820), (230, 94381182), (252, 86141555), (276, 78650985), (315, 68913244), (322, 67415130), (345, 62920788), (414, 52433990), (420, 51684933), (446, 48671910), (460, 47190591), (483, 44943420), (630, 34456622), (644, 33707565), (669, 32447940), (690, 31460394), (805, 26966052), (828, 26216995), (892, 24335955), (966, 22471710), (1035, 20973596), (1115, 19468764), (1260, 17228311), (1338, 16223970), (1380, 15730197), (1449, 14981140), (1561, 13906260), (1610, 13483026), (1932, 11235855), (2007, 10815980), (2070, 10486798), (2230, 9734382), (2415, 8988684), (2676, 8111985), (2898, 7490570), (3122, 6953130), (3220, 6741513), (3345, 6489588), (3359, 6462540), (4014, 5407990), (4140, 5243399), (4460, 4867191), (4683, 4635420), (4830, 4494342), (5129, 4232340), (5796, 3745285), (6244, 3476565), (6690, 3244794), (6718, 3231270), (7245, 2996228), (7805, 2781252), (8028, 2703995), (9366, 2317710), (9660, 2247171), (10035, 2163196), (10077, 2154180), (10258, 2116170), (13380, 1622397), (13436, 1615635), (14049, 1545140), (14490, 1498114), (15387, 1410780), (15610, 1390626), (16795, 1292508), (18732, 1158855), (20070, 1081598), (20154, 1077090), (20516, 1058085), (23415, 927084), (23513, 923220), (25645, 846468), (28098, 772570), (28980, 749057), (30231, 718060), (30774, 705390), (31220, 695313), (33590, 646254), (35903, 604620), (40140, 540799), (40308, 538545), (46161, 470260), (46830, 463542), (47026, 461610), (50385, 430836), (51290, 423234), (56196, 386285), (60462, 359030), (61548, 352695), (67180, 323127), (70245, 309028), (70539, 307740), (71806, 302310), (76935, 282156), (77257, 280980), (92322, 235130), (93660, 231771), (94052, 230805), (100770, 215418), (102580, 211617), (107709, 201540), (117565, 184644), (120924, 179515), (140490, 154514), (141078, 153870), (143612, 151155)]