19994977080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1\times {\mathrm{4649}}^1$

素因数の和:5598

約数の個数: 192

約数和(自身を含む): 70073640000

約数和(自身を除く): 50078662920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 919, 936, 1170, 1560, 1838, 2340, 2757, 3676, 4595, 4649, 4680, 5514, 7352, 8271, 9190, 9298, 11028, 11947, 13785, 13947, 16542, 18380, 18596, 22056, 23245, 23894, 27570, 27894, 33084, 35841, 36760, 37192, 41355, 41841, 46490, 47788, 55140, 55788, 59735, 60437, 66168, 69735, 71682, 82710, 83682, 92980, 95576, 107523, 110280, 111576, 119470, 120874, 139470, 143364, 165420, 167364, 179205, 181311, 185960, 209205, 215046, 238940, 241748, 278940, 286728, 302185, 330840, 334728, 358410, 362622, 418410, 430092, 477880, 483496, 537615, 543933, 557880, 604370, 716820, 725244, 836820, 860184, 906555, 1075230, 1087866, 1208740, 1433640, 1450488, 1673640, 1813110, 2150460, 2175732, 2417480, 2719665, 3626220, 4272431, 4300920, 4351464, 5439330, 7252440, 8544862, 10878660, 12817293, 17089724, 21362155, 21757320, 25634586, 34179448, 38451879, 42724310, 51269172, 55541603, 64086465, 76903758, 85448620, 102538344, 111083206, 128172930, 153807516, 166624809, 170897240, 192259395, 222166412, 256345860, 277708015, 307615032, 333249618, 384518790, 444332824, 499874427, 512691720, 555416030, 666499236, 769037580, 833124045, 999748854, 1110832060, 1332998472, 1538075160, 1666248090, 1999497708, 2221664120, 2499372135, 3332496180, 3998995416, 4998744270, 6664992360, 9997488540, 19994977080]

約数ペア:

[(1, 19994977080), (2, 9997488540), (3, 6664992360), (4, 4998744270), (5, 3998995416), (6, 3332496180), (8, 2499372135), (9, 2221664120), (10, 1999497708), (12, 1666248090), (13, 1538075160), (15, 1332998472), (18, 1110832060), (20, 999748854), (24, 833124045), (26, 769037580), (30, 666499236), (36, 555416030), (39, 512691720), (40, 499874427), (45, 444332824), (52, 384518790), (60, 333249618), (65, 307615032), (72, 277708015), (78, 256345860), (90, 222166412), (104, 192259395), (117, 170897240), (120, 166624809), (130, 153807516), (156, 128172930), (180, 111083206), (195, 102538344), (234, 85448620), (260, 76903758), (312, 64086465), (360, 55541603), (390, 51269172), (468, 42724310), (520, 38451879), (585, 34179448), (780, 25634586), (919, 21757320), (936, 21362155), (1170, 17089724), (1560, 12817293), (1838, 10878660), (2340, 8544862), (2757, 7252440), (3676, 5439330), (4595, 4351464), (4649, 4300920), (4680, 4272431), (5514, 3626220), (7352, 2719665), (8271, 2417480), (9190, 2175732), (9298, 2150460), (11028, 1813110), (11947, 1673640), (13785, 1450488), (13947, 1433640), (16542, 1208740), (18380, 1087866), (18596, 1075230), (22056, 906555), (23245, 860184), (23894, 836820), (27570, 725244), (27894, 716820), (33084, 604370), (35841, 557880), (36760, 543933), (37192, 537615), (41355, 483496), (41841, 477880), (46490, 430092), (47788, 418410), (55140, 362622), (55788, 358410), (59735, 334728), (60437, 330840), (66168, 302185), (69735, 286728), (71682, 278940), (82710, 241748), (83682, 238940), (92980, 215046), (95576, 209205), (107523, 185960), (110280, 181311), (111576, 179205), (119470, 167364), (120874, 165420), (139470, 143364)]