2661786172480

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{8221}}^1$

素因数の和:8653

約数の個数: 224

約数和(自身を含む): 6620824829952

約数和(自身を除く): 3959038657472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 155, 160, 248, 254, 257, 310, 320, 496, 508, 514, 620, 635, 992, 1016, 1028, 1240, 1270, 1285, 1984, 2032, 2056, 2480, 2540, 2570, 3937, 4064, 4112, 4960, 5080, 5140, 7874, 7967, 8128, 8221, 8224, 9920, 10160, 10280, 15748, 15934, 16442, 16448, 19685, 20320, 20560, 31496, 31868, 32639, 32884, 39370, 39835, 40640, 41105, 41120, 62992, 63736, 65278, 65768, 78740, 79670, 82210, 82240, 125984, 127472, 130556, 131536, 157480, 159340, 163195, 164420, 251968, 254851, 254944, 261112, 263072, 314960, 318680, 326390, 328840, 509702, 509888, 522224, 526144, 629920, 637360, 652780, 657680, 1011809, 1019404, 1044067, 1044448, 1259840, 1274255, 1274720, 1305560, 1315360, 2023618, 2038808, 2088134, 2088896, 2112797, 2548510, 2549440, 2611120, 2630720, 4047236, 4077616, 4176268, 4225594, 5059045, 5097020, 5220335, 5222240, 8094472, 8155232, 8352536, 8451188, 10118090, 10194040, 10440670, 10444480, 10563985, 16188944, 16310464, 16705072, 16902376, 20236180, 20388080, 20881340, 21127970, 32366077, 32377888, 33410144, 33804752, 40472360, 40776160, 41762680, 42255940, 64732154, 64755776, 65496707, 66820288, 67609504, 80944720, 81552320, 83525360, 84511880, 129464308, 130993414, 135219008, 161830385, 161889440, 167050720, 169023760, 258928616, 261986828, 268325219, 323660770, 323778880, 327483535, 334101440, 338047520, 517857232, 523973656, 536650438, 647321540, 654967070, 676095040, 1035714464, 1047947312, 1073300876, 1294643080, 1309934140, 1341626095, 2071428928, 2095894624, 2146601752, 2589286160, 2619868280, 2683252190, 4191789248, 4293203504, 5178572320, 5239736560, 5366504380, 8318081789, 8586407008, 10357144640, 10479473120, 10733008760, 16636163578, 17172814016, 20958946240, 21466017520, 33272327156, 41590408945, 42932035040, 66544654312, 83180817890, 85864070080, 133089308624, 166361635780, 266178617248, 332723271560, 532357234496, 665446543120, 1330893086240, 2661786172480]

約数ペア:

[(1, 2661786172480), (2, 1330893086240), (4, 665446543120), (5, 532357234496), (8, 332723271560), (10, 266178617248), (16, 166361635780), (20, 133089308624), (31, 85864070080), (32, 83180817890), (40, 66544654312), (62, 42932035040), (64, 41590408945), (80, 33272327156), (124, 21466017520), (127, 20958946240), (155, 17172814016), (160, 16636163578), (248, 10733008760), (254, 10479473120), (257, 10357144640), (310, 8586407008), (320, 8318081789), (496, 5366504380), (508, 5239736560), (514, 5178572320), (620, 4293203504), (635, 4191789248), (992, 2683252190), (1016, 2619868280), (1028, 2589286160), (1240, 2146601752), (1270, 2095894624), (1285, 2071428928), (1984, 1341626095), (2032, 1309934140), (2056, 1294643080), (2480, 1073300876), (2540, 1047947312), (2570, 1035714464), (3937, 676095040), (4064, 654967070), (4112, 647321540), (4960, 536650438), (5080, 523973656), (5140, 517857232), (7874, 338047520), (7967, 334101440), (8128, 327483535), (8221, 323778880), (8224, 323660770), (9920, 268325219), (10160, 261986828), (10280, 258928616), (15748, 169023760), (15934, 167050720), (16442, 161889440), (16448, 161830385), (19685, 135219008), (20320, 130993414), (20560, 129464308), (31496, 84511880), (31868, 83525360), (32639, 81552320), (32884, 80944720), (39370, 67609504), (39835, 66820288), (40640, 65496707), (41105, 64755776), (41120, 64732154), (62992, 42255940), (63736, 41762680), (65278, 40776160), (65768, 40472360), (78740, 33804752), (79670, 33410144), (82210, 32377888), (82240, 32366077), (125984, 21127970), (127472, 20881340), (130556, 20388080), (131536, 20236180), (157480, 16902376), (159340, 16705072), (163195, 16310464), (164420, 16188944), (251968, 10563985), (254851, 10444480), (254944, 10440670), (261112, 10194040), (263072, 10118090), (314960, 8451188), (318680, 8352536), (326390, 8155232), (328840, 8094472), (509702, 5222240), (509888, 5220335), (522224, 5097020), (526144, 5059045), (629920, 4225594), (637360, 4176268), (652780, 4077616), (657680, 4047236), (1011809, 2630720), (1019404, 2611120), (1044067, 2549440), (1044448, 2548510), (1259840, 2112797), (1274255, 2088896), (1274720, 2088134), (1305560, 2038808), (1315360, 2023618)]