258355388800

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{20507}}^1$

素因数の和:20689

約数の個数: 192

約数和(自身を含む): 664026071040

約数和(自身を除く): 405670682240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 127, 128, 155, 160, 200, 248, 254, 310, 320, 400, 496, 508, 620, 635, 640, 775, 800, 992, 1016, 1240, 1270, 1550, 1600, 1984, 2032, 2480, 2540, 3100, 3175, 3200, 3937, 3968, 4064, 4960, 5080, 6200, 6350, 7874, 8128, 9920, 10160, 12400, 12700, 15748, 16256, 19685, 19840, 20320, 20507, 24800, 25400, 31496, 39370, 40640, 41014, 49600, 50800, 62992, 78740, 81280, 82028, 98425, 99200, 101600, 102535, 125984, 157480, 164056, 196850, 203200, 205070, 251968, 314960, 328112, 393700, 406400, 410140, 503936, 512675, 629920, 635717, 656224, 787400, 820280, 1025350, 1259840, 1271434, 1312448, 1574800, 1640560, 2050700, 2519680, 2542868, 2604389, 2624896, 3149600, 3178585, 3281120, 4101400, 5085736, 5208778, 6299200, 6357170, 6562240, 8202800, 10171472, 10417556, 12598400, 12714340, 13021945, 13124480, 15892925, 16405600, 20342944, 20835112, 25428680, 26043890, 31785850, 32811200, 40685888, 41670224, 50857360, 52087780, 63571700, 65109725, 65622400, 80736059, 81371776, 83340448, 101714720, 104175560, 127143400, 130219450, 161472118, 166680896, 203429440, 208351120, 254286800, 260438900, 322944236, 333361792, 403680295, 406858880, 416702240, 508573600, 520877800, 645888472, 807360590, 833404480, 1017147200, 1041755600, 1291776944, 1614721180, 1666808960, 2018401475, 2034294400, 2083511200, 2583553888, 3229442360, 4036802950, 4167022400, 5167107776, 6458884720, 8073605900, 8334044800, 10334215552, 12917769440, 16147211800, 25835538880, 32294423600, 51671077760, 64588847200, 129177694400, 258355388800]

約数ペア:

[(1, 258355388800), (2, 129177694400), (4, 64588847200), (5, 51671077760), (8, 32294423600), (10, 25835538880), (16, 16147211800), (20, 12917769440), (25, 10334215552), (31, 8334044800), (32, 8073605900), (40, 6458884720), (50, 5167107776), (62, 4167022400), (64, 4036802950), (80, 3229442360), (100, 2583553888), (124, 2083511200), (127, 2034294400), (128, 2018401475), (155, 1666808960), (160, 1614721180), (200, 1291776944), (248, 1041755600), (254, 1017147200), (310, 833404480), (320, 807360590), (400, 645888472), (496, 520877800), (508, 508573600), (620, 416702240), (635, 406858880), (640, 403680295), (775, 333361792), (800, 322944236), (992, 260438900), (1016, 254286800), (1240, 208351120), (1270, 203429440), (1550, 166680896), (1600, 161472118), (1984, 130219450), (2032, 127143400), (2480, 104175560), (2540, 101714720), (3100, 83340448), (3175, 81371776), (3200, 80736059), (3937, 65622400), (3968, 65109725), (4064, 63571700), (4960, 52087780), (5080, 50857360), (6200, 41670224), (6350, 40685888), (7874, 32811200), (8128, 31785850), (9920, 26043890), (10160, 25428680), (12400, 20835112), (12700, 20342944), (15748, 16405600), (16256, 15892925), (19685, 13124480), (19840, 13021945), (20320, 12714340), (20507, 12598400), (24800, 10417556), (25400, 10171472), (31496, 8202800), (39370, 6562240), (40640, 6357170), (41014, 6299200), (49600, 5208778), (50800, 5085736), (62992, 4101400), (78740, 3281120), (81280, 3178585), (82028, 3149600), (98425, 2624896), (99200, 2604389), (101600, 2542868), (102535, 2519680), (125984, 2050700), (157480, 1640560), (164056, 1574800), (196850, 1312448), (203200, 1271434), (205070, 1259840), (251968, 1025350), (314960, 820280), (328112, 787400), (393700, 656224), (406400, 635717), (410140, 629920), (503936, 512675)]