31157270460

素因数分解:

$2^2\times 3^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12497}}^1$

素因数の和:12549

約数の個数: 216

約数和(自身を含む): 103313967120

約数和(自身を除く): 72156696660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 729, 810, 855, 972, 1026, 1140, 1215, 1458, 1539, 1620, 1710, 2052, 2187, 2430, 2565, 2916, 3078, 3420, 3645, 4374, 4617, 4860, 5130, 6156, 6561, 7290, 7695, 8748, 9234, 10260, 10935, 12497, 13122, 13851, 14580, 15390, 18468, 21870, 23085, 24994, 26244, 27702, 30780, 32805, 37491, 41553, 43740, 46170, 49988, 55404, 62485, 65610, 69255, 74982, 83106, 92340, 112473, 124659, 124970, 131220, 138510, 149964, 166212, 187455, 207765, 224946, 237443, 249318, 249940, 277020, 337419, 374910, 415530, 449892, 474886, 498636, 562365, 623295, 674838, 712329, 749820, 831060, 949772, 1012257, 1124730, 1187215, 1246590, 1349676, 1424658, 1687095, 2024514, 2136987, 2249460, 2374430, 2493180, 2849316, 3036771, 3374190, 3561645, 4049028, 4273974, 4748860, 5061285, 6073542, 6410961, 6748380, 7123290, 8547948, 9110313, 10122570, 10684935, 12147084, 12821922, 14246580, 15183855, 18220626, 19232883, 20245140, 21369870, 25643844, 27330939, 30367710, 32054805, 36441252, 38465766, 42739740, 45551565, 54661878, 57698649, 60735420, 64109610, 76931532, 81992817, 91103130, 96164415, 109323756, 115397298, 128219220, 136654695, 163985634, 173095947, 182206260, 192328830, 230794596, 273309390, 288493245, 327971268, 346191894, 384657660, 409964085, 519287841, 546618780, 576986490, 692383788, 819928170, 865479735, 1038575682, 1153972980, 1557863523, 1639856340, 1730959470, 2077151364, 2596439205, 3115727046, 3461918940, 5192878410, 6231454092, 7789317615, 10385756820, 15578635230, 31157270460]

約数ペア:

[(1, 31157270460), (2, 15578635230), (3, 10385756820), (4, 7789317615), (5, 6231454092), (6, 5192878410), (9, 3461918940), (10, 3115727046), (12, 2596439205), (15, 2077151364), (18, 1730959470), (19, 1639856340), (20, 1557863523), (27, 1153972980), (30, 1038575682), (36, 865479735), (38, 819928170), (45, 692383788), (54, 576986490), (57, 546618780), (60, 519287841), (76, 409964085), (81, 384657660), (90, 346191894), (95, 327971268), (108, 288493245), (114, 273309390), (135, 230794596), (162, 192328830), (171, 182206260), (180, 173095947), (190, 163985634), (228, 136654695), (243, 128219220), (270, 115397298), (285, 109323756), (324, 96164415), (342, 91103130), (380, 81992817), (405, 76931532), (486, 64109610), (513, 60735420), (540, 57698649), (570, 54661878), (684, 45551565), (729, 42739740), (810, 38465766), (855, 36441252), (972, 32054805), (1026, 30367710), (1140, 27330939), (1215, 25643844), (1458, 21369870), (1539, 20245140), (1620, 19232883), (1710, 18220626), (2052, 15183855), (2187, 14246580), (2430, 12821922), (2565, 12147084), (2916, 10684935), (3078, 10122570), (3420, 9110313), (3645, 8547948), (4374, 7123290), (4617, 6748380), (4860, 6410961), (5130, 6073542), (6156, 5061285), (6561, 4748860), (7290, 4273974), (7695, 4049028), (8748, 3561645), (9234, 3374190), (10260, 3036771), (10935, 2849316), (12497, 2493180), (13122, 2374430), (13851, 2249460), (14580, 2136987), (15390, 2024514), (18468, 1687095), (21870, 1424658), (23085, 1349676), (24994, 1246590), (26244, 1187215), (27702, 1124730), (30780, 1012257), (32805, 949772), (37491, 831060), (41553, 749820), (43740, 712329), (46170, 674838), (49988, 623295), (55404, 562365), (62485, 498636), (65610, 474886), (69255, 449892), (74982, 415530), (83106, 374910), (92340, 337419), (112473, 277020), (124659, 249940), (124970, 249318), (131220, 237443), (138510, 224946), (149964, 207765), (166212, 187455)]