71971956

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 228802560

約数和(自身を除く): 156830604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 37, 42, 54, 62, 63, 74, 83, 84, 93, 108, 111, 124, 126, 148, 166, 186, 189, 217, 222, 249, 252, 259, 279, 332, 333, 372, 378, 434, 444, 498, 518, 558, 581, 651, 666, 747, 756, 777, 837, 868, 996, 999, 1036, 1116, 1147, 1162, 1302, 1332, 1494, 1554, 1674, 1743, 1953, 1998, 2241, 2294, 2324, 2331, 2573, 2604, 2988, 3071, 3108, 3348, 3441, 3486, 3906, 3996, 4482, 4588, 4662, 5146, 5229, 5859, 6142, 6882, 6972, 6993, 7719, 7812, 8029, 8964, 9213, 9324, 10292, 10323, 10458, 11718, 12284, 13764, 13986, 15438, 15687, 16058, 18011, 18426, 20646, 20916, 21497, 23157, 23436, 24087, 27639, 27972, 30876, 30969, 31374, 32116, 36022, 36852, 41292, 42994, 46314, 48174, 54033, 55278, 61938, 62748, 64491, 69471, 72044, 72261, 82917, 85988, 92628, 95201, 96348, 108066, 110556, 123876, 128982, 138942, 144522, 162099, 165834, 190402, 193473, 216132, 216783, 257964, 277884, 285603, 289044, 324198, 331668, 380804, 386946, 433566, 486297, 571206, 580419, 648396, 666407, 773892, 856809, 867132, 972594, 1142412, 1160838, 1332814, 1713618, 1945188, 1999221, 2321676, 2570427, 2665628, 3427236, 3998442, 5140854, 5997663, 7996884, 10281708, 11995326, 17992989, 23990652, 35985978, 71971956]

約数ペア:

[(1, 71971956), (2, 35985978), (3, 23990652), (4, 17992989), (6, 11995326), (7, 10281708), (9, 7996884), (12, 5997663), (14, 5140854), (18, 3998442), (21, 3427236), (27, 2665628), (28, 2570427), (31, 2321676), (36, 1999221), (37, 1945188), (42, 1713618), (54, 1332814), (62, 1160838), (63, 1142412), (74, 972594), (83, 867132), (84, 856809), (93, 773892), (108, 666407), (111, 648396), (124, 580419), (126, 571206), (148, 486297), (166, 433566), (186, 386946), (189, 380804), (217, 331668), (222, 324198), (249, 289044), (252, 285603), (259, 277884), (279, 257964), (332, 216783), (333, 216132), (372, 193473), (378, 190402), (434, 165834), (444, 162099), (498, 144522), (518, 138942), (558, 128982), (581, 123876), (651, 110556), (666, 108066), (747, 96348), (756, 95201), (777, 92628), (837, 85988), (868, 82917), (996, 72261), (999, 72044), (1036, 69471), (1116, 64491), (1147, 62748), (1162, 61938), (1302, 55278), (1332, 54033), (1494, 48174), (1554, 46314), (1674, 42994), (1743, 41292), (1953, 36852), (1998, 36022), (2241, 32116), (2294, 31374), (2324, 30969), (2331, 30876), (2573, 27972), (2604, 27639), (2988, 24087), (3071, 23436), (3108, 23157), (3348, 21497), (3441, 20916), (3486, 20646), (3906, 18426), (3996, 18011), (4482, 16058), (4588, 15687), (4662, 15438), (5146, 13986), (5229, 13764), (5859, 12284), (6142, 11718), (6882, 10458), (6972, 10323), (6993, 10292), (7719, 9324), (7812, 9213), (8029, 8964)]