7691919640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{467}}^1$

素因数の和:905

約数の個数: 128

約数和(自身を含む): 18438451200

約数和(自身を除く): 10746531560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 359, 370, 467, 620, 718, 740, 934, 1147, 1240, 1436, 1480, 1795, 1868, 2294, 2335, 2872, 3590, 3736, 4588, 4670, 5735, 7180, 9176, 9340, 11129, 11470, 13283, 14360, 14477, 17279, 18680, 22258, 22940, 26566, 28954, 34558, 44516, 45880, 53132, 55645, 57908, 66415, 69116, 72385, 86395, 89032, 106264, 111290, 115816, 132830, 138232, 144770, 167653, 172790, 222580, 265660, 289540, 335306, 345580, 411773, 445160, 531320, 535649, 579080, 670612, 691160, 823546, 838265, 1071298, 1341224, 1647092, 1676530, 2058865, 2142596, 2678245, 3294184, 3353060, 4117730, 4285192, 5197243, 5356490, 6203161, 6706120, 8235460, 10394486, 10712980, 12406322, 16470920, 20788972, 21425960, 24812644, 25986215, 31015805, 41577944, 49625288, 51972430, 62031610, 103944860, 124063220, 192297991, 207889720, 248126440, 384595982, 769191964, 961489955, 1538383928, 1922979910, 3845959820, 7691919640]

約数ペア:

[(1, 7691919640), (2, 3845959820), (4, 1922979910), (5, 1538383928), (8, 961489955), (10, 769191964), (20, 384595982), (31, 248126440), (37, 207889720), (40, 192297991), (62, 124063220), (74, 103944860), (124, 62031610), (148, 51972430), (155, 49625288), (185, 41577944), (248, 31015805), (296, 25986215), (310, 24812644), (359, 21425960), (370, 20788972), (467, 16470920), (620, 12406322), (718, 10712980), (740, 10394486), (934, 8235460), (1147, 6706120), (1240, 6203161), (1436, 5356490), (1480, 5197243), (1795, 4285192), (1868, 4117730), (2294, 3353060), (2335, 3294184), (2872, 2678245), (3590, 2142596), (3736, 2058865), (4588, 1676530), (4670, 1647092), (5735, 1341224), (7180, 1071298), (9176, 838265), (9340, 823546), (11129, 691160), (11470, 670612), (13283, 579080), (14360, 535649), (14477, 531320), (17279, 445160), (18680, 411773), (22258, 345580), (22940, 335306), (26566, 289540), (28954, 265660), (34558, 222580), (44516, 172790), (45880, 167653), (53132, 144770), (55645, 138232), (57908, 132830), (66415, 115816), (69116, 111290), (72385, 106264), (86395, 89032)]