77808447520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{1123}}^1$

素因数の和:1459

約数の個数: 192

約数和(自身を含む): 193877591040

約数和(自身を除く): 116069143520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 80, 122, 124, 155, 160, 229, 244, 248, 305, 310, 458, 488, 496, 610, 620, 916, 976, 992, 1123, 1145, 1220, 1240, 1832, 1891, 1952, 2246, 2290, 2440, 2480, 3664, 3782, 4492, 4580, 4880, 4960, 5615, 7099, 7328, 7564, 8984, 9160, 9455, 9760, 11230, 13969, 14198, 15128, 17968, 18320, 18910, 22460, 27938, 28396, 30256, 34813, 35495, 35936, 36640, 37820, 44920, 55876, 56792, 60512, 68503, 69626, 69845, 70990, 75640, 89840, 111752, 113584, 137006, 139252, 139690, 141980, 151280, 174065, 179680, 223504, 227168, 257167, 274012, 278504, 279380, 283960, 302560, 342515, 348130, 433039, 447008, 514334, 548024, 557008, 558760, 567920, 685030, 696260, 866078, 1028668, 1096048, 1114016, 1117520, 1135840, 1285835, 1370060, 1392520, 1732156, 2057336, 2123593, 2165195, 2192096, 2235040, 2571670, 2740120, 2785040, 3464312, 4114672, 4247186, 4330390, 5143340, 5480240, 5570080, 6928624, 7972177, 8229344, 8494372, 8660780, 10286680, 10617965, 10960480, 13857248, 15687187, 15944354, 16988744, 17321560, 20573360, 21235930, 31374374, 31888708, 33977488, 34643120, 39860885, 41146720, 42471860, 62748748, 63777416, 67954976, 69286240, 78435935, 79721770, 84943720, 125497496, 127554832, 156871870, 159443540, 169887440, 250994992, 255109664, 313743740, 318887080, 339774880, 486302797, 501989984, 627487480, 637774160, 972605594, 1254974960, 1275548320, 1945211188, 2431513985, 2509949920, 3890422376, 4863027970, 7780844752, 9726055940, 15561689504, 19452111880, 38904223760, 77808447520]

約数ペア:

[(1, 77808447520), (2, 38904223760), (4, 19452111880), (5, 15561689504), (8, 9726055940), (10, 7780844752), (16, 4863027970), (20, 3890422376), (31, 2509949920), (32, 2431513985), (40, 1945211188), (61, 1275548320), (62, 1254974960), (80, 972605594), (122, 637774160), (124, 627487480), (155, 501989984), (160, 486302797), (229, 339774880), (244, 318887080), (248, 313743740), (305, 255109664), (310, 250994992), (458, 169887440), (488, 159443540), (496, 156871870), (610, 127554832), (620, 125497496), (916, 84943720), (976, 79721770), (992, 78435935), (1123, 69286240), (1145, 67954976), (1220, 63777416), (1240, 62748748), (1832, 42471860), (1891, 41146720), (1952, 39860885), (2246, 34643120), (2290, 33977488), (2440, 31888708), (2480, 31374374), (3664, 21235930), (3782, 20573360), (4492, 17321560), (4580, 16988744), (4880, 15944354), (4960, 15687187), (5615, 13857248), (7099, 10960480), (7328, 10617965), (7564, 10286680), (8984, 8660780), (9160, 8494372), (9455, 8229344), (9760, 7972177), (11230, 6928624), (13969, 5570080), (14198, 5480240), (15128, 5143340), (17968, 4330390), (18320, 4247186), (18910, 4114672), (22460, 3464312), (27938, 2785040), (28396, 2740120), (30256, 2571670), (34813, 2235040), (35495, 2192096), (35936, 2165195), (36640, 2123593), (37820, 2057336), (44920, 1732156), (55876, 1392520), (56792, 1370060), (60512, 1285835), (68503, 1135840), (69626, 1117520), (69845, 1114016), (70990, 1096048), (75640, 1028668), (89840, 866078), (111752, 696260), (113584, 685030), (137006, 567920), (139252, 558760), (139690, 557008), (141980, 548024), (151280, 514334), (174065, 447008), (179680, 433039), (223504, 348130), (227168, 342515), (257167, 302560), (274012, 283960), (278504, 279380)]