20187908910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{8623}}^1$

素因数の和:8704

約数の個数: 256

約数和(自身を含む): 62589542400

約数和(自身を除く): 42401633490

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 27, 29, 30, 39, 45, 46, 54, 58, 65, 69, 78, 87, 90, 115, 117, 130, 135, 138, 145, 174, 195, 207, 230, 234, 261, 270, 290, 299, 345, 351, 377, 390, 414, 435, 522, 585, 598, 621, 667, 690, 702, 754, 783, 870, 897, 1035, 1131, 1170, 1242, 1305, 1334, 1495, 1566, 1755, 1794, 1885, 2001, 2070, 2262, 2610, 2691, 2990, 3105, 3335, 3393, 3510, 3770, 3915, 4002, 4485, 5382, 5655, 6003, 6210, 6670, 6786, 7830, 8073, 8623, 8671, 8970, 10005, 10179, 11310, 12006, 13455, 16146, 16965, 17246, 17342, 18009, 20010, 20358, 25869, 26013, 26910, 30015, 33930, 36018, 40365, 43115, 43355, 50895, 51738, 52026, 60030, 77607, 78039, 80730, 86230, 86710, 90045, 101790, 112099, 129345, 130065, 155214, 156078, 180090, 198329, 224198, 232821, 234117, 250067, 258690, 260130, 336297, 388035, 390195, 396658, 465642, 468234, 500134, 560495, 594987, 672594, 750201, 776070, 780390, 991645, 1008891, 1120990, 1164105, 1170585, 1189974, 1250335, 1500402, 1681485, 1784961, 1983290, 2017782, 2250603, 2328210, 2341170, 2500670, 2578277, 2974935, 3026673, 3250871, 3362970, 3569922, 3751005, 4501206, 5044455, 5156554, 5354883, 5751541, 5949870, 6053346, 6501742, 6751809, 7502010, 7734831, 8924805, 9752613, 10088910, 10709766, 11253015, 11503082, 12891385, 13503618, 15133365, 15469662, 16254355, 17254623, 17849610, 19505226, 22506030, 23204493, 25782770, 26774415, 28757705, 29257839, 30266730, 32508710, 33759045, 34509246, 38674155, 46408986, 48763065, 51763869, 53548830, 57515410, 58515678, 67518090, 69613479, 74770033, 77348310, 86273115, 87773517, 97526130, 103527738, 116022465, 139226958, 146289195, 149540066, 155291607, 172546230, 175547034, 224310099, 232044930, 258819345, 292578390, 310583214, 348067395, 373850165, 438867585, 448620198, 517638690, 672930297, 696134790, 747700330, 776458035, 877735170, 1121550495, 1345860594, 1552916070, 2018790891, 2243100990, 3364651485, 4037581782, 6729302970, 10093954455, 20187908910]

約数ペア:

[(1, 20187908910), (2, 10093954455), (3, 6729302970), (5, 4037581782), (6, 3364651485), (9, 2243100990), (10, 2018790891), (13, 1552916070), (15, 1345860594), (18, 1121550495), (23, 877735170), (26, 776458035), (27, 747700330), (29, 696134790), (30, 672930297), (39, 517638690), (45, 448620198), (46, 438867585), (54, 373850165), (58, 348067395), (65, 310583214), (69, 292578390), (78, 258819345), (87, 232044930), (90, 224310099), (115, 175547034), (117, 172546230), (130, 155291607), (135, 149540066), (138, 146289195), (145, 139226958), (174, 116022465), (195, 103527738), (207, 97526130), (230, 87773517), (234, 86273115), (261, 77348310), (270, 74770033), (290, 69613479), (299, 67518090), (345, 58515678), (351, 57515410), (377, 53548830), (390, 51763869), (414, 48763065), (435, 46408986), (522, 38674155), (585, 34509246), (598, 33759045), (621, 32508710), (667, 30266730), (690, 29257839), (702, 28757705), (754, 26774415), (783, 25782770), (870, 23204493), (897, 22506030), (1035, 19505226), (1131, 17849610), (1170, 17254623), (1242, 16254355), (1305, 15469662), (1334, 15133365), (1495, 13503618), (1566, 12891385), (1755, 11503082), (1794, 11253015), (1885, 10709766), (2001, 10088910), (2070, 9752613), (2262, 8924805), (2610, 7734831), (2691, 7502010), (2990, 6751809), (3105, 6501742), (3335, 6053346), (3393, 5949870), (3510, 5751541), (3770, 5354883), (3915, 5156554), (4002, 5044455), (4485, 4501206), (5382, 3751005), (5655, 3569922), (6003, 3362970), (6210, 3250871), (6670, 3026673), (6786, 2974935), (7830, 2578277), (8073, 2500670), (8623, 2341170), (8671, 2328210), (8970, 2250603), (10005, 2017782), (10179, 1983290), (11310, 1784961), (12006, 1681485), (13455, 1500402), (16146, 1250335), (16965, 1189974), (17246, 1170585), (17342, 1164105), (18009, 1120990), (20010, 1008891), (20358, 991645), (25869, 780390), (26013, 776070), (26910, 750201), (30015, 672594), (33930, 594987), (36018, 560495), (40365, 500134), (43115, 468234), (43355, 465642), (50895, 396658), (51738, 390195), (52026, 388035), (60030, 336297), (77607, 260130), (78039, 258690), (80730, 250067), (86230, 234117), (86710, 232821), (90045, 224198), (101790, 198329), (112099, 180090), (129345, 156078), (130065, 155214)]